2026年口算天天练青岛出版社三年级数学上册青岛版第78页答案
七、多位数除以一位数
★信息窗 2-3
建议用时:6分钟
实际用时:
分钟
40×8 =
63÷3 =
50×4 =
300÷3 =
639÷3 =
862÷2 =
84÷4 =
280÷7 =
30×6 =
440÷4 =
70×9 =
60÷1 =
100÷2 =
33÷3 =
65÷5 =
90×6 =
60×6 =
400÷8 =
50×4 =
20×5 =
490÷7 =
933÷3 =
36÷3 =
480÷6 =
668÷2 =
70×7 =
50×3 =
396÷3 =
420÷6 =
720÷8 =
77÷7 =
160÷2 =
72×5 =
80÷8 =
96÷3 =
26÷2 =
75×4 =
50×7 =
60÷5 =
72÷6 =
66÷3 =
30÷3 =
270÷9 =
75÷5 =
406×2 =

答案

40×8 = 320
63÷3 = 21
50×4 = 200
300÷3 = 100
639÷3 = 213
862÷2 = 431
84÷4 = 21
280÷7 = 40
30×6 = 180
440÷4 = 110
70×9 = 630
60÷1 = 60
100÷2 = 50
33÷3 = 11
65÷5 = 13
90×6 = 540
60×6 = 360
400÷8 = 50
50×4 = 200
20×5 = 100
490÷7 = 70
933÷3 = 311
36÷3 = 12
480÷6 = 80
668÷2 = 334
70×7 = 490
50×3 = 150
396÷3 = 132
420÷6 = 70
720÷8 = 90
77÷7 = 11
160÷2 = 80
72×5 = 360
80÷8 = 10
96÷3 = 32
26÷2 = 13
75×4 = 300
50×7 = 350
60÷5 = 12
72÷6 = 12
66÷3 = 22
30÷3 = 10
270÷9 = 30
75÷5 = 15
406×2 = 812
拓展园地
一筐梨连筐共重57千克,卖出一半后,连筐共重30千克,筐重多少千克?

答案

57 - 30 = 27(千克)
27 × 2 = 54(千克)
57 - 54 = 3(千克)
答:筐重3千克。