{"common":{"save":0,"post_id":"795","level":1,"total":20,"point":5,"point_extra":0},"segment":[{"id":"1451","post_id":"795","mon_id":"0","chapter_id":"0","question":"\u0110i\u1ec1n \u0111\u00e1p \u00e1n \u0111\u00fang v\u00e0o \u00f4 tr\u1ed1ng","options":{"time":24,"part":[{"title":"\u0110i\u1ec1n \u0111\u00e1p \u00e1n \u0111\u00fang v\u00e0o \u00f4 tr\u1ed1ng","title_trans":"","temp":"fill_the_blank","correct":[[["2"],["3"],["8"]]],"list":[{"point":5,"width":50,"type_input":"","ques":"H\u00e3y \u0111i\u1ec1n s\u1ed1 th\u00edch h\u1ee3p v\u00e0o \u00f4 tr\u1ed1ng <br\/> $\\dfrac{1}{2}$ = <div class=\"frac123\"><div class=\"ts\">_input_<\/div><div class=\"ms\">4<\/div><\/div> = <div class=\"frac123\"><div class=\"ts\">_input_<\/div><div class=\"ms\">6<\/div><\/div> = <div class=\"frac123\"><div class=\"ts\">4<\/div><div class=\"ms\">_input_<\/div><\/div>","hint":"D\u1ef1a v\u00e0o t\u00ednh ch\u1ea5t c\u01a1 b\u1ea3n c\u1ee7a ph\u00e2n s\u1ed1","explain":" <span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/> D\u1ef1a v\u00e0o t\u00ednh ch\u1ea5t c\u1ee7a ph\u00e2n s\u1ed1 ta c\u00f3: <br\/> +) V\u00ec $\\dfrac{1}{2} = \\dfrac{?}{4}$ <br\/> M\u00e0 ta c\u00f3: 2 . 2 = 4 n\u00ean $\\dfrac{1}{2} = \\dfrac{1 . 2}{2 . 2} = \\dfrac{2}{4}$ <br\/> +) V\u00ec $\\dfrac{1}{2} = \\dfrac{?}{6}$ <br\/> M\u00e0 ta c\u00f3: 2 . 3 = 6 n\u00ean $\\dfrac{1}{2} = \\dfrac{1 . 3}{2 . 3} = \\dfrac{3}{6}$ <br\/> +) V\u00ec $\\dfrac{1}{2} = \\dfrac{4}{?}$ <br\/> M\u00e0 ta c\u00f3: 1 . 4 = 4 n\u00ean $\\dfrac{1}{2} = \\dfrac{1 . 4}{2 . 4} = \\dfrac{4}{8}$ <br\/> <br\/> <span class='basic_pink'>V\u1eady c\u00e1c s\u1ed1 c\u1ea7n \u0111i\u1ec1n l\u1ea7n l\u01b0\u1ee3t l\u00e0: 2; 3; 8 <\/span> <br\/> <span class='basic_green'> <i> Nh\u1eadn x\u00e9t: <\/b> Ta c\u00f3 th\u1ec3 vi\u1ebft v\u00f4 s\u1ed1 ph\u00e2n s\u1ed1 b\u1eb1ng ph\u00e2n s\u1ed1 \u0111\u00e3 cho b\u1eb1ng c\u00e1ch nh\u00e2n ho\u1eb7c chia c\u1ea3 t\u1eed v\u00e0 m\u1eabu c\u1ee7a ph\u00e2n s\u1ed1 \u0111\u00f3 v\u1edbi c\u00f9ng m\u1ed9t s\u1ed1 nguy\u00ean kh\u00e1c 0 <\/i> <\/span> "}]}]},"correct":"","level":"1","hint":"","answer":"","type":"json","extra_type":"","time":"0","user_id":"0","test":"0","date":"2019-09-30 09:14:51"},{"id":"1452","post_id":"795","mon_id":"0","chapter_id":"0","question":"\u0110i\u1ec1n \u0111\u00e1p \u00e1n \u0111\u00fang v\u00e0o \u00f4 tr\u1ed1ng","options":{"time":24,"part":[{"title":"\u0110i\u1ec1n \u0111\u00e1p \u00e1n \u0111\u00fang v\u00e0o \u00f4 tr\u1ed1ng","title_trans":"","temp":"fill_the_blank","correct":[[["4"],["30"]]],"list":[{"point":5,"width":50,"type_input":"","ques":"H\u00e3y \u0111i\u1ec1n s\u1ed1 th\u00edch h\u1ee3p v\u00e0o \u00f4 tr\u1ed1ng <br\/> $\\dfrac{12}{15}$ =<div class=\"frac123\"><div class=\"ts\">_input_<\/div><div class=\"ms\">5<\/div><\/div>= <div class=\"frac123\"><div class=\"ts\">24<\/div><div class=\"ms\">_input_<\/div><\/div>","hint":"D\u1ef1a v\u00e0o t\u00ednh ch\u1ea5t c\u01a1 b\u1ea3n c\u1ee7a ph\u00e2n s\u1ed1","explain":" <span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/> D\u1ef1a v\u00e0o t\u00ednh ch\u1ea5t c\u1ee7a ph\u00e2n s\u1ed1 ta c\u00f3: <br\/> +) V\u00ec $\\dfrac{12}{15} = \\dfrac{?}{5}$ <br\/> M\u00e0 ta c\u00f3: 15 : 3 = 5 n\u00ean $\\dfrac{12}{15} = \\dfrac{12 : 3}{15 : 3} = \\dfrac{4}{5}$ <br\/> +) V\u00ec $\\dfrac{12}{15} = \\dfrac{24}{?}$ <br\/> M\u00e0 ta c\u00f3: 12 . 2 = 24 n\u00ean $\\dfrac{12}{15} = \\dfrac{12 . 2}{15 . 2} = \\dfrac{24}{30}$ <br\/> <span class='basic_pink'>V\u1eady c\u00e1c s\u1ed1 c\u1ea7n \u0111i\u1ec1n l\u1ea7n l\u01b0\u1ee3t l\u00e0: 4; 30 <\/span> "}]}]},"correct":"","level":"1","hint":"","answer":"","type":"json","extra_type":"","time":"0","user_id":"0","test":"0","date":"2019-09-30 09:14:51"},{"id":"1453","post_id":"795","mon_id":"0","chapter_id":"0","question":"\u0110i\u1ec1n \u0111\u00e1p \u00e1n \u0111\u00fang v\u00e0o \u00f4 tr\u1ed1ng","options":{"time":24,"part":[{"title":"\u0110i\u1ec1n \u0111\u00e1p \u00e1n \u0111\u00fang v\u00e0o \u00f4 tr\u1ed1ng","title_trans":"","temp":"fill_the_blank","correct":[[["6"]]],"list":[{"point":5,"width":50,"type_input":"","ques":"H\u00e3y \u0111i\u1ec1n s\u1ed1 th\u00edch h\u1ee3p v\u00e0o \u00f4 tr\u1ed1ng <br\/> Chia c\u1ea3 t\u1eed s\u1ed1 v\u00e0 m\u1eabu s\u1ed1 c\u1ee7a ph\u00e2n s\u1ed1 $\\dfrac{-12}{18}$ cho _input_ ta \u0111\u01b0\u1ee3c ph\u00e2n s\u1ed1 $\\dfrac{-2}{3}$ ","hint":"D\u1ef1a v\u00e0o t\u00ednh ch\u1ea5t c\u01a1 b\u1ea3n c\u1ee7a ph\u00e2n s\u1ed1","explain":" <span class='basic_green'>B\u00e0i gi\u1ea3i:<\/span><br\/> Ta c\u00f3: <br\/> $\\dfrac{-12}{18} = \\dfrac{-12 : 6}{18 : 6} = \\dfrac{-2}{3}$ <br\/> V\u1eady chia c\u1ea3 t\u1eed s\u1ed1 v\u00e0 m\u1eabu s\u1ed1 c\u1ee7a ph\u00e2n s\u1ed1 $\\dfrac{-12}{18}$ cho <span class='basic_pink'> 6<\/span> ta \u0111\u01b0\u1ee3c ph\u00e2n s\u1ed1 $\\dfrac{-2}{3}$ "}]}]},"correct":"","level":"1","hint":"","answer":"","type":"json","extra_type":"","time":"0","user_id":"0","test":"0","date":"2019-09-30 09:14:51"}]}