So sánh số lớn gấp mấy lần số bé

Home Toán lớp 3 (Sách Kết nối)Toán lớp 3 - Tập 1 Bài 39: So sánh số lớn gấp mấy lần số béBài tập trung bình

{"common":{"save":0,"post_id":"6210","level":2,"total":10,"point":10,"point_extra":0},"segment":[{"id":"2895","post_id":"6210","mon_id":"1158530","chapter_id":"1158618","question":" Có 7m dây \u0111i\u1ec7n, \u0111ã c\u1eaft ra 7dm. H\u1ecfi \u0111o\u1ea1n dây \u0111i\u1ec7n còn l\u1ea1i dài g\u1ea5p m\u1ea5y l\u1ea7n \u0111o\u1ea1n dây \u0111i\u1ec7n \u0111ã c\u1eaft ra?<\/p>","options":["7 l\u1ea7n","8 l\u1ea7n","9 l\u1ea7n","10 l\u1ea7n"],"correct":"3","level":"2","hint":"","answer":"7m = 70dm<\/p>\u0110\u1ed9 dài \u0111o\u1ea1n dây \u0111i\u1ec7n còn l\u1ea1i là:<\/p>70 - 7 = 63 (dm)<\/p>\u0110o\u1ea1n dây \u0111i\u1ec7n còn l\u1ea1i g\u1ea5p \u0111o\u1ea1n dây \u0111i\u1ec7n \u0111ã c\u1eaft ra s\u1ed1 l\u1ea7n là:<\/p>63 : 7 = 9 (l\u1ea7n)<\/p>\u0110áp s\u1ed1: 9 l\u1ea7n.<\/span><\/p>","type":"choose","extra_type":"shape1","time":"0","user_id":"129","test":"1","date":"2022-09-14 05:45:14","option_type":"txt","len":0},{"id":"2896","post_id":"6210","mon_id":"1158530","chapter_id":"1158618","question":"Cho \u0111o\u1ea1n th\u1eb3ng AB = 4cm, \u0111o\u1ea1n th\u1eb3ng CD = 5mm. \u0110\u1ed9 dài \u0111o\u1ea1n th\u1eb3ng AB g\u1ea5p m\u1ea5y l\u1ea7n \u0111\u1ed9 dài \u0111o\u1ea1n th\u1eb3ng CD?<\/p>","options":["7 l\u1ea7n","8 l\u1ea7n","9 l\u1ea7n","10 l\u1ea7n"],"correct":"2","level":"2","hint":"","answer":"4cm = 40mm<\/p>\u0110\u1ed9 dài \u0111o\u1ea1n AB g\u1ea5p \u0111o\u1ea1n CD s\u1ed1 l\u1ea7n là:<\/p>40 : 5 = 8 (l\u1ea7n)<\/p>\u0110áp s\u1ed1: 8 l\u1ea7n<\/span><\/p>","type":"choose","extra_type":"shape2","time":"0","user_id":"129","test":"1","date":"2022-09-14 05:47:58","option_type":"txt","len":0},{"id":"2897","post_id":"6210","mon_id":"1158530","chapter_id":"1158618","question":" M\u1ed9t \u0111o\u1ea1n th\u1eb3ng dài 2 dm và \u0111o\u1ea1n th\u1eb3ng khác dài 4 cm. \u0110o\u1ea1n th\u1eb3ng dài h\u01a1n g\u1ea5p \u0111o\u1ea1n th\u1eb3ng ng\u1eafn h\u01a1n s\u1ed1 l\u1ea7n là:<\/p>","options":["5 l\u1ea7n","4 l\u1ea7n","3 l\u1ea7n","6 l\u1ea7n"],"correct":"1","level":"2","hint":"","answer":"\u0110\u1ed5i: 2dm = 20cm.<\/p>\u0110o\u1ea1n th\u1eb3ng dài g\u1ea5p \u0111o\u1ea1n th\u1eb3ng ng\u1eafn s\u1ed1 l\u1ea7n là:<\/p>20 : 4 = 5 (l\u1ea7n)<\/p>\u0110áp s\u1ed1: 5 l\u1ea7n.<\/span><\/p>","type":"choose","extra_type":"shape1","time":"0","user_id":"129","test":"1","date":"2022-09-14 05:49:32","option_type":"txt","len":0}]}