Bài toán liên quan đến rút về đơn vị

Home Lớp 4 Toán lớp 4 - Sách Kết nối tri thức Bài 47- Bài toán liên quan đến rút về đơn vịBài tập trung bình

{"common":{"save":0,"post_id":"6883","level":2,"total":10,"point":10,"point_extra":0},"segment":[{"id":"2110","post_id":"6883","mon_id":"1159012","chapter_id":"1159015","question":"Mua 8 quy\u1ec3n v\u1edf cùng lo\u1ea1i ph\u1ea3i tr\u1ea3 72 000 \u0111\u1ed3ng. H\u1ecfi mua 15 quy\u1ec3n v\u1edf nh\u01b0 th\u1ebf c\u1ea7n tr\u1ea3 bao nhiêu ti\u1ec1n?<\/p>","options":["A.<\/strong> 135 000 \u0111\u1ed3ng","B.<\/strong> 145 000 \u0111\u1ed3ng","C.<\/strong> 125 000 \u0111\u1ed3ng","D.<\/strong> 115 000 \u0111\u1ed3ng"],"correct":"1","level":"2","hint":"","answer":"Giá ti\u1ec1n m\u1ed9t quy\u1ec3n v\u1edf lo\u1ea1i \u0111ó là   72 000 : 8 = 9 000 \u0111\u1ed3ng.<\/p>Mua 15 quy\u1ec3n v\u1edf nh\u01b0 th\u1ebf c\u1ea7n tr\u1ea3 là   9 000 x 15 = 135 000 \u0111\u1ed3ng.<\/p>Ch\u1ecdn   A.<\/strong> 135 000 \u0111\u1ed3ng.<\/span><\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"0","date":"2024-01-17 01:36:31","option_type":"txt","len":1},{"id":"2112","post_id":"6883","mon_id":"1159012","chapter_id":"1159015","question":"Mua 10 cây bút cùng lo\u1ea1i ph\u1ea3i tr\u1ea3 120 000 \u0111\u1ed3ng. H\u1ecfi mua 7 cây bút nh\u01b0 th\u1ebf thì ph\u1ea3i tr\u1ea3 bao nhiêu ti\u1ec1n?<\/p>","options":["A.<\/strong> 85 000 \u0111\u1ed3ng","B.<\/strong> 83 000 \u0111\u1ed3ng","C.<\/strong> 84 000 \u0111\u1ed3ng","D.<\/strong> 86 000 \u0111\u1ed3ng"],"correct":"3","level":"2","hint":"","answer":"Giá ti\u1ec1n m\u1ed9t cây bút lo\u1ea1i \u0111ó là   120 000 : 10 = 12 000 \u0111\u1ed3ng.<\/p>Mua 7 cây bút nh\u01b0 th\u1ebf ph\u1ea3i tr\u1ea3 s\u1ed1 ti\u1ec1n là  12 000 x 7 = 84 000 \u0111\u1ed3ng.<\/p>Ch\u1ecdn  C.<\/strong> 84 000 \u0111\u1ed3ng.<\/span><\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"0","date":"2024-01-17 01:40:51","option_type":"txt","len":1},{"id":"2113","post_id":"6883","mon_id":"1159012","chapter_id":"1159015","question":"Mua 10 h\u1ed9p bánh cùng lo\u1ea1i ph\u1ea3i tr\u1ea3 500 000 \u0111\u1ed3ng. N\u1ebfu mua 100 h\u1ed9p bánh nh\u01b0 th\u1ebf ph\u1ea3i tr\u1ea3 bao nhiêu ti\u1ec1n?<\/p>","options":["A.<\/strong> 5 500 000 \u0111\u1ed3ng","B.<\/strong> 5 000 000 \u0111\u1ed3ng","C.<\/strong> 4 500 000 \u0111\u1ed3ng","D.<\/strong> 4 000 000 \u0111\u1ed3ng"],"correct":"2","level":"2","hint":"","answer":"Giá ti\u1ec1n m\u1ed9t h\u1ed9p bánh lo\u1ea1i \u0111ó là  500 000 : 10 = 50 000 \u0111\u1ed3ng.<\/p>Mua 100 h\u1ed9p bánh nh\u01b0 th\u1ebf ph\u1ea3i tr\u1ea3 s\u1ed1 ti\u1ec1n là  50 000 x 100 = 5 000 000 \u0111\u1ed3ng.<\/p>Ch\u1ecdn  B.<\/strong> 5 000 000 \u0111\u1ed3ng.<\/span><\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"0","date":"2024-01-17 01:43:50","option_type":"txt","len":2}]}