2025年口算基础训练四年级数学上册人教版第64页答案
60×50=
3000

480÷60=
8

280÷70=
4

37×30=
1110

13×4=
52

910-280=
630

390÷13=
30

15×40=
600

15×60=
900

720÷80=
9

800÷40=
20

16×50=
800

32×50=
1600

450-160=
290

720÷12=
60

23×50=
1150

30×4=
120

420÷60=
7

450÷15=
30

300-246=
54

60×8=
480

630÷70=
9

650÷13=
50

39×20=
780

33×4=
132

48×50=
2400

560÷70=
8

65+35=
100

360÷40=
9

150÷5=
30

6300÷900=
7

490÷7=
70

850÷50=
17

680-560=
120

250×4=
1000

250×4=
1000

620÷2=
310

160÷40=
4

答案

3000
8
4
1110
52
630
30
600
900
9
20
800
1600
290
60
1150
120
7
30
54
480
9
50
780
132
2400
8
100
9
30
7
70
17
120
1000
1000
310
4
5400÷600
=54÷6
=
9

答案

5400÷600
=54÷6
=9
7200÷900
=
72÷9

=
8

答案

7200÷900
=72÷9
=8
4800÷80
=
480÷8

=
60

答案

4800÷80
=480÷8
=60
1500÷300
=
(1500÷100)÷(300÷100)

=
15÷3

=
5

答案

1500÷300
=(1500÷100)÷(300÷100)
=15÷3
=5
5400÷1800
=
54÷18

=
3

答案

5400÷1800
=54÷18
=3
8000÷160
=
8000÷80÷2

=
100÷2

=50

答案

8000÷160
=8000÷80÷2
=100÷2
=50