{"segment":[{"time":24,"part":[{"title":"\u0110i\u1ec1n s\u1ed1 th\u00edch h\u1ee3p v\u00e0o ch\u1ed7 tr\u1ed1ng","title_trans":"","temp":"fill_the_blank","correct":[[["79"]]],"list":[{"point":5,"width":50,"type_input":"","ques":"T\u00ecm x bi\u1ebft: 5.(x - 9) = 350 <br\/> V\u1eady x = _input_","hint":"Coi x - 9 l\u00e0 th\u1eeba s\u1ed1 ch\u01b0a bi\u1ebft, mu\u1ed1n t\u00ecm th\u1eeba s\u1ed1 ch\u01b0a bi\u1ebft ta l\u1ea5y t\u00edch chia cho th\u1eeba s\u1ed1 \u0111\u00e3 bi\u1ebft","explain":"<span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/><b> B\u01b0\u1edbc 1: <\/b> Coi x - 9 l\u00e0 th\u1eeba s\u1ed1 ch\u01b0a bi\u1ebft <br\/> Mu\u1ed1n t\u00ecm th\u1eeba s\u1ed1 ch\u01b0a bi\u1ebft ta l\u1ea5y t\u00edch chia cho th\u1eeba s\u1ed1 \u0111\u00e3 bi\u1ebft<br\/> <b> B\u01b0\u1edbc 2: <\/b> x l\u00e0 s\u1ed1 b\u1ecb tr\u1eeb ch\u01b0a bi\u1ebft <br\/> Mu\u1ed1n t\u00ecm s\u1ed1 b\u1ecb tr\u1eeb ta l\u1ea5y hi\u1ec7u c\u1ed9ng v\u1edbi s\u1ed1 tr\u1eeb<\/span><br\/> <br\/> <span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/> $\\begin{align*} 5. (x - 9) &= 350 \\\\ x - 9 &= 350 : 5 \\\\ x - 9 &= 70 \\\\ x &= 70 + 9 \\\\ x &= 79 \\end{align*}$ <br\/><span class='basic_pink'>V\u1eady s\u1ed1 c\u1ea7n \u0111i\u1ec1n l\u00e0: 79<\/span>"}]}],"id_ques":221},{"time":24,"part":[{"title":"\u0110i\u1ec1n s\u1ed1 th\u00edch h\u1ee3p v\u00e0o ch\u1ed7 tr\u1ed1ng","title_trans":"","temp":"fill_the_blank","correct":[[["16"]]],"list":[{"point":5,"width":50,"type_input":"","ques":"T\u00ecm x bi\u1ebft: 11.(x - 9) = 77<br\/> V\u1eady x = _input_","hint":"Coi x - 9 l\u00e0 th\u1eeba s\u1ed1 ch\u01b0a bi\u1ebft, mu\u1ed1n t\u00ecm th\u1eeba s\u1ed1 ch\u01b0a bi\u1ebft ta l\u1ea5y t\u00edch chia cho th\u1eeba s\u1ed1 \u0111\u00e3 bi\u1ebft","explain":"<span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/><b> B\u01b0\u1edbc 1: <\/b> Coi x - 9 l\u00e0 th\u1eeba s\u1ed1 ch\u01b0a bi\u1ebft <br\/> Mu\u1ed1n t\u00ecm th\u1eeba s\u1ed1 ch\u01b0a bi\u1ebft ta l\u1ea5y t\u00edch chia cho th\u1eeba s\u1ed1 \u0111\u00e3 bi\u1ebft<br\/> <b> B\u01b0\u1edbc 2: <\/b> x l\u00e0 s\u1ed1 b\u1ecb tr\u1eeb ch\u01b0a bi\u1ebft <br\/> Mu\u1ed1n t\u00ecm s\u1ed1 b\u1ecb tr\u1eeb ta l\u1ea5y hi\u1ec7u c\u1ed9ng v\u1edbi s\u1ed1 tr\u1eeb<\/span><br\/> <br\/> <span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/> $\\begin{align*} 11. (x - 9) &= 77 \\\\ x - 9 &= 77 : 11 \\\\ x - 9 &= 7\\\\ x &= 7 + 9 \\\\ x &= 16 \\end{align*}$ <br\/><span class='basic_pink'>V\u1eady s\u1ed1 c\u1ea7n \u0111i\u1ec1n l\u00e0: 16<\/span>"}]}],"id_ques":222},{"time":24,"part":[{"title":"\u0110i\u1ec1n s\u1ed1 th\u00edch h\u1ee3p v\u00e0o ch\u1ed7 tr\u1ed1ng","title_trans":"","temp":"fill_the_blank","correct":[[["79"]]],"list":[{"point":5,"width":50,"type_input":"","ques":"T\u00ecm x bi\u1ebft: 2.(x - 51) = 56<br\/> V\u1eady x = _input_","hint":"Coi x - 51 l\u00e0 th\u1eeba s\u1ed1 ch\u01b0a bi\u1ebft, mu\u1ed1n t\u00ecm th\u1eeba s\u1ed1 ch\u01b0a bi\u1ebft ta l\u1ea5y t\u00edch chia cho th\u1eeba s\u1ed1 \u0111\u00e3 bi\u1ebft","explain":"<span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/><b> B\u01b0\u1edbc 1: <\/b> Coi x - 51 l\u00e0 th\u1eeba s\u1ed1 ch\u01b0a bi\u1ebft <br\/> Mu\u1ed1n t\u00ecm th\u1eeba s\u1ed1 ch\u01b0a bi\u1ebft ta l\u1ea5y t\u00edch chia cho th\u1eeba s\u1ed1 \u0111\u00e3 bi\u1ebft<br\/> <b> B\u01b0\u1edbc 2: <\/b> x l\u00e0 s\u1ed1 b\u1ecb tr\u1eeb ch\u01b0a bi\u1ebft <br\/> Mu\u1ed1n t\u00ecm s\u1ed1 b\u1ecb tr\u1eeb ta l\u1ea5y hi\u1ec7u c\u1ed9ng v\u1edbi s\u1ed1 tr\u1eeb<\/span><br\/> <br\/> <span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/> $\\begin{align*} 2 . (x - 51) &= 56 \\\\ x - 51 &= 56 : 2 \\\\ x - 51 &= 28\\\\ x &= 28 + 51 \\\\ x &= 79 \\end{align*}$ <br\/><span class='basic_pink'>V\u1eady s\u1ed1 c\u1ea7n \u0111i\u1ec1n l\u00e0: 79<\/span>"}]}],"id_ques":223},{"time":24,"part":[{"title":"\u0110i\u1ec1n s\u1ed1 th\u00edch h\u1ee3p v\u00e0o ch\u1ed7 tr\u1ed1ng","title_trans":"","temp":"fill_the_blank","correct":[[["810"],["41"],["40500"]]],"list":[{"point":5,"width":50,"type_input":"","ques":"H\u00e3y \u0111i\u1ec1n s\u1ed1 th\u00edch h\u1ee3p v\u00e0o \u00f4 tr\u1ed1ng \u0111\u1ec3 ho\u00e0n th\u00e0nh ph\u00e9p t\u00ednh sau b\u1eb1ng c\u00e1ch h\u1ee3p l\u00fd: <br\/>810 . 41 + 810 . 9 = _input_ . (_input_ + 9) =_input_","hint":"Nh\u00f3m 810 ra ngo\u00e0i ngo\u1eb7c","explain":"<span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>V\u00ec c\u1ea3 hai s\u1ed1 h\u1ea1ng \u0111\u1ec1u c\u00f3 810 n\u00ean ta nh\u00f3m 810 ra ngo\u00e0i ngo\u1eb7c <\/span><br\/> <br\/> <span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/> $\\begin{align*} 810 . 41 + 810 . 9 &= 810 . (41 + 9) \\\\ &= 810 . 50 \\\\ &= 40500 \\end{align*}$ <br\/> V\u1eady c\u00e1c s\u1ed1 c\u1ea7n \u0111i\u1ec1n theo th\u1ee9 t\u1ef1 t\u1eeb tr\u00e1i sang ph\u1ea3i t\u1eeb tr\u00ean xu\u1ed1ng d\u01b0\u1edbi l\u00e0: <span class='basic_pink'>810; 41; 40500<\/span>"}]}],"id_ques":224},{"time":24,"part":[{"title":"\u0110i\u1ec1n s\u1ed1 th\u00edch h\u1ee3p v\u00e0o ch\u1ed7 tr\u1ed1ng","title_trans":"","temp":"fill_the_blank","correct":[[["350"],["7"],["130"]]],"list":[{"point":5,"width":50,"type_input":"","ques":"H\u00e3y \u0111i\u1ec1n s\u1ed1 th\u00edch h\u1ee3p v\u00e0o \u00f4 tr\u1ed1ng \u0111\u1ec3 ho\u00e0n th\u00e0nh ph\u00e9p t\u00ednh sau b\u1eb1ng c\u00e1ch h\u1ee3p l\u00fd: <br\/> (350 + 560) : 7 =_input_ : 7 + 560 : _input_ =_input_","hint":"(a + b) : c = a : c + b : c","explain":"<span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>Khi chia 1 t\u1ed5ng cho 1 s\u1ed1 ta chia t\u1eebng s\u1ed1 h\u1ea1ng c\u1ee7a t\u1ed5ng cho s\u1ed1 \u0111\u00f3 <br\/> (a + b) : c = a : c + b : c <\/span><br\/> <br\/> <span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/> $\\begin{align*} (350 + 560) : 7 &= 350 : 7 + 560 : 7 \\\\ &= 50 + 80 \\\\ &= 130 \\end{align*}$ <br\/> V\u1eady c\u00e1c s\u1ed1 c\u1ea7n \u0111i\u1ec1n theo th\u1ee9 t\u1ef1 t\u1eeb tr\u00e1i sang ph\u1ea3i t\u1eeb tr\u00ean xu\u1ed1ng d\u01b0\u1edbi l\u00e0: <span class='basic_pink'> 350; 7; 130<\/span>"}]}],"id_ques":225},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[4]],"list":[{"point":5,"ques":" Cho t\u1eadp h\u1ee3p M g\u1ed3m t\u1ea5t c\u1ea3 c\u00e1c s\u1ed1 t\u1ef1 nhi\u00ean x = a : b trong \u0111\u00f3 a $\\in$ {42; 63}; b $\\in$ {7; 3}","select":["A. M = {6; 21}","B. M = {6; 14; 63} ","C. M = {42; 9; 21} ","D. M = {6; 14; 9; 21} "],"hint":"L\u1ea5y m\u1ed7i ph\u1ea7n t\u1eed thu\u1ed9c t\u1eadp h\u1ee3p {42; 63} chia l\u1ea7n l\u01b0\u1ee3t v\u1edbi c\u00e1c ph\u1ea7n t\u1eed c\u1ee7a t\u1eadp h\u1ee3p {7; 3}","explain":"<span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>L\u1ea5y 42 chia l\u1ea7n l\u01b0\u1ee3t cho 7; 3 <br\/>42 : 7 = ?; 42 : 3 = ? <br\/> L\u1ea5y 63 chia l\u1ea7n l\u01b0\u1ee3t cho 7; 3 <br\/> 63 : 7 = ?; 63 : 3 = ?<\/span> <br\/><br\/><span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span> <br\/> <br\/> T\u1eadp h\u1ee3p M g\u1ed3m c\u00e1c ph\u1ea7n t\u1eed x nh\u01b0 sau: <br\/> x = 42 : 7 = 6<br\/> x = 42 : 3 = 14 <br\/> x = 63 : 7 = 9 <br\/> x = 63 : 3 = 21 <br\/> V\u1eady M = {6; 14; 9; 21} <br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0: D <\/span>","column":2}]}],"id_ques":226},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[2]],"list":[{"point":5,"ques":" Cho t\u1eadp h\u1ee3p M g\u1ed3m t\u1ea5t c\u1ea3 c\u00e1c s\u1ed1 t\u1ef1 nhi\u00ean x = a : b trong \u0111\u00f3 a $\\in$ {64; 40}; b $\\in$ {8; 4}","select":["A. M = {64; 40; 8; 4}","B. M = {8; 16; 5; 10} ","C. M = {8; 16; 8; 4} ","D. M = {64; 40; 8; 16} "],"hint":"L\u1ea5y m\u1ed7i ph\u1ea7n t\u1eed thu\u1ed9c t\u1eadp h\u1ee3p {64; 40} chia l\u1ea7n l\u01b0\u1ee3t v\u1edbi c\u00e1c ph\u1ea7n t\u1eed c\u1ee7a t\u1eadp h\u1ee3p {8; 4}","explain":"<span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>L\u1ea5y 64 chia l\u1ea7n l\u01b0\u1ee3t cho 8; 4 <br\/>64 : 8 = ?; 64 : 4 = ? <br\/> L\u1ea5y 40 chia l\u1ea7n l\u01b0\u1ee3t cho 8; 4 <br\/> 40 : 8 = ?; 40 : 4 = ?<\/span> <br\/><br\/><span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span> <br\/> <br\/> T\u1eadp h\u1ee3p M g\u1ed3m c\u00e1c ph\u1ea7n t\u1eed x nh\u01b0 sau: <br\/> x = 64 : 8 = 8<br\/> x = 64 : 4 = 16 <br\/> x = 40 : 8 = 5 <br\/> x = 40 : 4 = 10 <br\/> V\u1eady M = {8; 16; 5; 10} <br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0: B <\/span>","column":2}]}],"id_ques":227},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[2]],"list":[{"point":5,"ques":" Ch\u1ecdn ph\u00e9p t\u00ednh c\u00f3 k\u1ebft qu\u1ea3 b\u1eb1ng k\u1ebft qu\u1ea3 c\u1ee7a ph\u00e9p t\u00ednh 3 . 5 . 7 . 11 . 17","select":["A. 35 . 7 . 17","B. 33 . 119 . 5 ","C. 1309 . 5 ","D. 225 . 11 . 3 "],"hint":"Ph\u00e2n t\u00edch c\u00e1c s\u1ed1 trong t\u1eebng \u0111\u00e1p \u00e1n v\u00e0 so s\u00e1nh v\u1edbi 3 . 5 . 7 . 11 . 17","explain":"<span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>A - T\u00e1ch 35 = 5 . 7 r\u1ed3i so s\u00e1nh t\u00edch v\u1edbi 3 . 5 . 7 . 11 . 17 <br\/> B - T\u00e1ch 33 = 11 . 3; 119 = 7 . 17 r\u1ed3i nh\u00f3m c\u00e1c th\u1eeba s\u1ed1 l\u1ea1i v\u00e0 so s\u00e1nh v\u1edbi 3 . 5 . 7 . 11 . 17 <br\/>C - T\u00e1ch 1309 = 11 . 7 . 17 r\u1ed3i so s\u00e1nh t\u00edch 1309 . 5 v\u1edbi 3 . 5. 7 . 11 . 17 <br\/> D - T\u00e1ch 225 = 5 . 5 . 9 r\u1ed3i nh\u00f3m l\u1ea1i v\u00e0 so s\u00e1nh v\u1edbi 3 . 5 . 7 . 11 . 17 <\/span> <br\/><br\/><span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span> <br\/> <br\/> A - Ta c\u00f3: <b> 35 . 7 . 17 <\/b> = (3 . 5) . 7 . 17 = 3 . 5 . 7 . 17 <b> < 3 . 5 . 7 . 11 . 17 <\/b> <br\/> B - <b> 33 . 119 . 5 <\/b> = (3 . 11) . (7 . 17) . 5 = 3. 5 . 7 . 11 . 17<b> = 3 . 5 . 7 . 11 . 17 <\/b><br\/> C - 1309 . 5 = (7 . 11 . 17) . 5 = 5 . 7 . 11 . 17 <b> < 3 . 5 . 7 . 11 . 17 <\/b> <br\/> D - 225 . 11 . 3 = (5 . 5 . 9) . 11 . 3 = 3 . 5 . 5 . 9 . 11 <b> < 3 . 5 . 7 . 11 . 17 <\/b><br\/> V\u1eady ph\u00e9p t\u00ednh c\u00f3 k\u1ebft qu\u1ea3 b\u1eb1ng k\u1ebft qu\u1ea3 c\u1ee7a ph\u00e9p t\u00ednh 3 . 5 . 7 . 11 . 17 l\u00e0: <span class='basic_pink'> B. 33 . 119 . 5 <\/span>","column":2}]}],"id_ques":228},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[3]],"list":[{"point":5,"ques":" Ch\u1ecdn ph\u00e9p t\u00ednh c\u00f3 k\u1ebft qu\u1ea3 b\u1eb1ng k\u1ebft qu\u1ea3 c\u1ee7a ph\u00e9p t\u00ednh 77175 : 21 : 3 : 7","select":["A. 3675 : 35","B. 5145 : 5 : 7","C. 11025 : 63 ","D. 11025 : 5 : 7 "],"hint":"a : b : c = a : (b . c)","explain":"<span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>V\u00ec a : b : c = a : (b . c) <br\/> \u00c1p d\u1ee5ng t\u00ednh ch\u1ea5t tr\u00ean \u0111\u1ec3 ph\u00e2n t\u00edch c\u00e1c \u0111\u00e1p \u00e1n v\u00e0 ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang<\/span> <br\/><br\/><span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span> <br\/> <br\/> Ngo\u00e0i c\u00e1ch t\u00ednh k\u1ebft qu\u1ea3 c\u1ee7a t\u1eebng ph\u00e9p t\u00ednh ta c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00e1ch sau: <br\/> A - 3675 : 35 = (77175 : 21) : 35 = 77175 : 21 : (7 . 5) = 77175 : 21 : 5 : 7 <br\/> V\u00ec 77175 : 21 : 5 : 7 < 77175 : 21 : 3 : 7 <br\/> N\u00ean <b> 3675 : 35 < 77175 : 21 : 3 : 7 <\/b> <br\/><br\/> B - 5145 : 5 : 7 = 1029 : 7 = (64827 : 3 : 21) : 7 = 64827 : 21 : 3 : 7 <br\/> V\u00ec 64827 : 21 : 3 : 7 < 77175 : 21 : 3 : 7 <br\/> N\u00ean <b> 5145 : 5 : 7 < 77175 : 21 : 3 : 7 <\/b><br\/><br\/> C - 11025 : 63 = 11025 : (7 . 9) = 11025 : 7 : 9 = 1225 : 7 = (77175 : 3 : 21) : 7 = 77175 : 21 : 3 : 7 <br\/> N\u00ean <b> 11025 : 63 = 77175 : 21 : 3 : 7 <\/b> <br\/><br\/> D - 11025 : 5 : 7 = 11025 : (5 . 7) = 11025 : 35 <br\/> V\u00ec 11025 : 63 = 77175 : 21 : 3 : 7 <br\/> <b> N\u00ean 11025 : 5 : 7 > 77175 : 3 : 7 <\/b><br\/><span class='basic_pink'> C . 11025 : 63<\/span>","column":2}]}],"id_ques":229},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[3]],"list":[{"point":5,"ques":"<center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai5/lv2/img\/1.png' \/><\/center> <br\/> Hi\u1ec7u c\u1ee7a 471205 v\u00e0 83140 l\u00e0:","select":["A. 388605","B. 388066","C. 388065","D. 388070"],"hint":"T\u00ednh 471205 - 83140 = ?","explain":"<span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>T\u00ednh 471205 - 83140 = ? <\/span> <br\/><br\/><span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/> Hi\u1ec7u c\u1ee7a 471205 v\u00e0 83140 l\u00e0: <br\/> 471205 - 83140 = 388065 <br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0: C. 388065 <\/span>","column":2}]}],"id_ques":230},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[4]],"list":[{"point":5,"ques":"<center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai5/lv2/img\/1.png' \/><\/center> <br\/> Hi\u1ec7u c\u1ee7a s\u1ed1 li\u1ec1n tr\u01b0\u1edbc s\u1ed1 384190 v\u00e0 255918 l\u00e0:","select":["A. 128217","B. 128269","C. 128272","D. 128271"],"hint":"T\u00ecm s\u1ed1 li\u1ec1n tr\u01b0\u1edbc s\u1ed1 384190 r\u1ed3i tr\u1eeb \u0111i 255918","explain":"<span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/><b> B\u01b0\u1edbc 1: <\/b> T\u00ecm s\u1ed1 li\u1ec1n tr\u01b0\u1edbc s\u1ed1 384190 <br\/> <b> B\u01b0\u1edbc 2: <\/b> T\u00ednh hi\u1ec7u c\u1ee7a s\u1ed1 li\u1ec1n tr\u01b0\u1edbc s\u1ed1 384190 v\u00e0 255918 <\/span> <br\/><br\/><span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span> <br\/> <br\/> S\u1ed1 li\u1ec1n tr\u01b0\u1edbc s\u1ed1 384190 l\u00e0: 384189 <br\/> Hi\u1ec7u c\u1ee7a s\u1ed1 li\u1ec1n tr\u01b0\u1edbc s\u1ed1 384190 v\u00e0 255918 l\u00e0: <br\/> 384189 - 255918 = 128271 <br\/><span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0: D. 128271 <\/span>","column":2}]}],"id_ques":231},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[2]],"list":[{"point":5,"ques":"<center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai5/lv2/img\/1.png' \/><\/center> <br\/> Th\u01b0\u01a1ng c\u1ee7a 13000 v\u00e0 40 l\u00e0:","select":["A. 328","B. 325","C. 320","D. 327"],"hint":"T\u00ednh 13000 : 40 = ?","explain":"<span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>T\u00ednh 13000 : 40 = ?<\/span> <br\/><br\/><span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span> <br\/> <br\/> Th\u01b0\u01a1ng c\u1ee7a 13000 v\u00e0 40 l\u00e0: <br\/> 13000 : 40 = 325<br\/><span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0: B. 325 <\/span>","column":2}]}],"id_ques":232},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[3]],"list":[{"point":5,"ques":"<center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai5/lv2/img\/5.jpg' \/><\/center> <br\/> H\u00e3y ch\u1ecdn d\u1ea5u th\u00edch h\u1ee3p thay cho d\u1ea5u <span class='basic_hoi_black'>?<\/span> <br\/> 33370 : 142 <span class='basic_hoi_black'>?<\/span> 235","select":["A. >","B. <","C. ="],"hint":"T\u00ednh 33370 : 142 r\u1ed3i so s\u00e1nh v\u1edbi 235 ?","explain":"<span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>T\u00ednh 33370 : 142 = ? r\u1ed3i so s\u00e1nh v\u1edbi 235 <\/span> <br\/><br\/><span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span> <br\/> <br\/> Ta c\u00f3: 33370 : 142 = 235 <br\/> V\u00ec 235 = 235 <br\/> N\u00ean 33370 : 142 = 235 <br\/><span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0: C. = <\/span>","column":3}]}],"id_ques":233},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[1]],"list":[{"point":5,"ques":"<center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/toan/daiso/bai5/lv2/img\/5.jpg' \/><\/center> <br\/> H\u00e3y ch\u1ecdn d\u1ea5u th\u00edch h\u1ee3p thay cho d\u1ea5u <span class='basic_hoi_black'>?<\/span> <br\/> 953874 - 368752 <span class='basic_hoi_black'>?<\/span> 53124 + 10238","select":["A. >","B. <","C. ="],"hint":"T\u00ednh \u1edf VT v\u00e0 VP r\u1ed3i so s\u00e1nh k\u1ebft qu\u1ea3 ?","explain":"<span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>T\u00ednh 953874 - 368752 = ? v\u00e0 53124 + 10238 = ? <br\/> R\u1ed3i so s\u00e1nh c\u00e1c k\u1ebft qu\u1ea3 v\u1eeba t\u00ednh<\/span> <br\/><br\/><span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span> <br\/> <br\/> Ta c\u00f3: 953874 - 368752 = 585122 <br\/> 53124 + 10238 = 63362 <br\/> V\u00ec 585122 > 63362 <br\/> N\u00ean 953874 - 368752 > 53124 + 10238 <br\/><span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0: A. > <\/span>","column":3}]}],"id_ques":234},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[2]],"list":[{"point":5,"ques":"T\u00ecm m\u1ed9t s\u1ed1 bi\u1ebft s\u1ed1 \u0111\u00f3 l\u00e0 hi\u1ec7u c\u1ee7a 971 538 v\u00e0 223 542 r\u1ed3i gi\u1ea3m \u0111i 2 l\u1ea7n. <br\/> S\u1ed1 c\u1ea7n t\u00ecm l\u00e0:","select":["A. 373 599","B. 373 998","C. 373 899","D. 573 999"],"hint":"Gi\u1ea3m \u0111i 2 l\u1ea7n t\u1ee9c l\u00e0 ta th\u1ef1c hi\u1ec7n ph\u00e9p t\u00ednh chia cho 2","explain":"<span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>Hi\u1ec7u c\u1ee7a 971 538 v\u00e0 223 542 t\u1ee9c l\u00e0: 971 538 - 223 542 <br\/> Gi\u1ea3m \u0111i 2 l\u1ea7n t\u1ee9c l\u00e0 ta \u0111em hi\u1ec7u tr\u00ean chia cho 2<\/span> <br\/><br\/><span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span> <br\/> <br\/> Hi\u1ec7u c\u1ee7a 971 538 v\u00e0 223 542 l\u00e0: <br\/> 971 538 - 223 542 = 747 996 <br\/> Hi\u1ec7u c\u1ee7a 971 538 v\u00e0 223 542 r\u1ed3i gi\u1ea3m \u0111i 2 l\u1ea7n l\u00e0: <br\/> (971 538 - 223 542) : 2 = 373 998 <br\/> V\u1eady s\u1ed1 c\u1ea7n t\u00ecm l\u00e0: 373 998 <br\/><span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0: B <\/span>","column":2}]}],"id_ques":235},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[4]],"list":[{"point":5,"ques":"T\u00ecm m\u1ed9t s\u1ed1 bi\u1ebft s\u1ed1 \u0111\u00f3 l\u00e0 t\u1ed5ng c\u1ee7a 3716 v\u00e0 4215 r\u1ed3i g\u1ea5p l\u00ean 3 l\u1ea7n. <br\/> S\u1ed1 c\u1ea7n t\u00ecm l\u00e0:","select":["A. 23 933","B. 23 973","C. 23 733","D. 23 793"],"hint":"g\u1ea5p l\u00ean t\u1ee9c l\u00e0 ta th\u1ef1c hi\u1ec7n ph\u00e9p t\u00ednh nh\u00e2n","explain":"<span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>T\u1ed5ng c\u1ee7a 3716 v\u00e0 4215 t\u1ee9c l\u00e0: 3716 + 4215 <br\/> G\u1ea5p l\u00ean 3 l\u1ea7n t\u1ee9c l\u00e0 ta \u0111em t\u1ed5ng tr\u00ean nh\u00e2n v\u1edbi 3<\/span> <br\/><br\/><span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span> <br\/> <br\/> T\u1ed5ng c\u1ee7a 3716 v\u00e0 4215 l\u00e0: <br\/> 3716 + 4215 = 7931 <br\/> T\u1ed5ng c\u1ee7a 3716 v\u00e0 4215 r\u1ed3i g\u1ea5p l\u00ean 3 l\u1ea7n l\u00e0: <br\/> (3716 + 4215) . 3 = 23 793 <br\/> V\u1eady s\u1ed1 c\u1ea7n t\u00ecm l\u00e0: 23 793 <br\/><span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0: D <\/span>","column":2}]}],"id_ques":236},{"time":24,"part":[{"title":"\u0110i\u1ec1n s\u1ed1 th\u00edch h\u1ee3p v\u00e0o ch\u1ed7 tr\u1ed1ng","title_trans":"","temp":"fill_the_blank","correct":[[["20"],["12"]]],"list":[{"point":5,"width":50,"type_input":"","ques":"H\u00e3y \u0111i\u1ec1n s\u1ed1 th\u00edch h\u1ee3p v\u00e0o \u00f4 tr\u1ed1ng <br\/> <table><tr><th>n<\/th><th>3<\/th><th>5<\/th><\/tr><tr><td>135 : n - 75 : n<br><\/td><td>_input_<\/td><td>_input_<\/td><\/tr><\/table> ","hint":"Thay n = 3 v\u00e0 n = 5 v\u00e0o r\u1ed3i t\u00ednh","explain":"<span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>Thay n = 3 v\u00e0o bi\u1ec3u th\u1ee9c 135 : n - 75 : n r\u1ed3i t\u00ednh v\u00e0 \u0111i\u1ec1n k\u1ebft qu\u1ea3 v\u00e0o \u00f4 th\u1ee9 nh\u1ea5t <br\/> Thay n = 5 v\u00e0o bi\u1ec3u th\u1ee9c 135 : 5 - 75 : n r\u1ed3i t\u00ednh v\u00e0 \u0111i\u1ec1n k\u1ebft qu\u1ea3 v\u00e0o \u00f4 tr\u1ed1ng th\u1ee9 2<\/span><br\/> <br\/> <span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/> V\u1edbi n = 3 ta c\u00f3: <br\/>$\\begin{align*}& 135 : 3 - 75 : 3 \\\\ =& (135 - 75) : 3 \\\\ =& 60 : 3 \\\\ =& 20 \\end{align*}$ <br\/> V\u1edbi n = 5 ta c\u00f3: <br\/> $\\begin{align*}& 135 : 5 - 75 : 5 \\\\ =& (135 - 75) : 5 \\\\ =& 60 : 5 \\\\ =& 12 \\end{align*}$ <br\/> <span class='basic_pink'> V\u1eady s\u1ed1 c\u1ea7n \u0111i\u1ec1n l\u00e0: 20; 12<\/span>"}]}],"id_ques":237},{"time":24,"part":[{"title":"\u0110i\u1ec1n s\u1ed1 th\u00edch h\u1ee3p v\u00e0o ch\u1ed7 tr\u1ed1ng","title_trans":"","temp":"fill_the_blank","correct":[[["130"],["52"]]],"list":[{"point":5,"width":50,"type_input":"","ques":"H\u00e3y \u0111i\u1ec1n s\u1ed1 th\u00edch h\u1ee3p v\u00e0o \u00f4 tr\u1ed1ng <br\/> <table><tr><th>n<\/th><th>2<\/th><th>5<\/th><\/tr><tr><td>350 : n - 90 : n<br><\/td><td>_input_<\/td><td>_input_<\/td><\/tr><\/table> ","hint":"Thay n = 2 v\u00e0 n = 5 v\u00e0o r\u1ed3i t\u00ednh","explain":"<span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>Thay n = 2 v\u00e0o bi\u1ec3u th\u1ee9c 350 : n - 90 : n r\u1ed3i t\u00ednh v\u00e0 \u0111i\u1ec1n k\u1ebft qu\u1ea3 v\u00e0o \u00f4 th\u1ee9 nh\u1ea5t <br\/> Thay n = 5 v\u00e0o bi\u1ec3u th\u1ee9c 350 : n - 90 : n r\u1ed3i t\u00ednh v\u00e0 \u0111i\u1ec1n k\u1ebft qu\u1ea3 v\u00e0o \u00f4 tr\u1ed1ng th\u1ee9 2<\/span><br\/> <br\/> <span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/> V\u1edbi n = 2 ta c\u00f3: <br\/>$\\begin{align*}& 350 : 2 - 90 : 2 \\\\ =& (350 - 90) : 2 \\\\ =& 260 : 2 \\\\ =& 130 \\end{align*}$ <br\/> V\u1edbi n = 5 ta c\u00f3: <br\/> $\\begin{align*}& 350 : 5 - 90 : 5 \\\\ =& (350 - 90) : 5 \\\\ =& 260 : 5 \\\\ =& 52 \\end{align*}$ <br\/><span class='basic_pink'> V\u1eady s\u1ed1 c\u1ea7n \u0111i\u1ec1n l\u00e0: 130; 52<\/span>"}]}],"id_ques":238},{"time":24,"part":[{"title":"\u0110i\u1ec1n s\u1ed1 th\u00edch h\u1ee3p v\u00e0o ch\u1ed7 tr\u1ed1ng","title_trans":"","temp":"fill_the_blank","correct":[[["2026"]]],"list":[{"point":5,"width":50,"type_input":"","ques":"T\u00ednh gi\u00e1 tr\u1ecb c\u1ee7a bi\u1ec3u th\u1ee9c: <br\/> 435003 : 83 - 3215 = _input_ ","hint":"","explain":"<span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>Ta th\u1ef1c hi\u1ec7n ph\u00e9p t\u00ednh chia tr\u01b0\u1edbc, ph\u00e9p t\u00ednh tr\u1eeb sau<\/span><br\/> <br\/> <span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/> <br\/>$\\begin{align*} &435003 : 83 - 3215 \\\\ =& 5241 - 3215 \\\\ =& 2026 \\end{align*}$ <br\/> <span class='basic_pink'> V\u1eady s\u1ed1 c\u1ea7n \u0111i\u1ec1n l\u00e0: 2026<\/span>"}]}],"id_ques":239},{"time":24,"part":[{"title":"\u0110i\u1ec1n s\u1ed1 th\u00edch h\u1ee3p v\u00e0o ch\u1ed7 tr\u1ed1ng","title_trans":"","temp":"fill_the_blank","correct":[[["977"]]],"list":[{"point":5,"width":50,"type_input":"","ques":"T\u00ednh gi\u00e1 tr\u1ecb c\u1ee7a bi\u1ec3u th\u1ee9c: <br\/>25410 : 35 + 251 = _input_ ","hint":"","explain":"<span class='basic_left'><span class='basic_green'>H\u01b0\u1edbng d\u1eabn:<\/span><br\/>Ta th\u1ef1c hi\u1ec7n ph\u00e9p t\u00ednh chia tr\u01b0\u1edbc, ph\u00e9p t\u00ednh c\u1ed9ng sau<\/span><br\/> <br\/> <span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/> <br\/>$\\begin{align*} &25410 : 35 + 251 \\\\ =& 726 + 251 \\\\ =& 977 \\end{align*}$ <br\/> <span class='basic_pink'> V\u1eady s\u1ed1 c\u1ea7n \u0111i\u1ec1n l\u00e0: 977<\/span>"}]}],"id_ques":240}],"lesson":{"save":0,"level":2}}