A-A+

口算.0.24+6.9=9.1-7.3=1.2×6=7.2+2.8=31×3=24×5=10

2022-08-14 00:32:13 问答库 阅读 200 次

问题详情

口算.
0.24+6.9=9.1-7.3=1.2×6=7.2+2.8=

31×3=24×5=1000÷8=0.8×0.6=

1.25×4=300÷50=480÷0.6=0.15×9=

3.4×0.7=2.2×3=0.2×1.1=2.1÷0.3=

2

5

+1

5

=5

8

-3

8

=5

9

+4

9

=1-1

4

=

参考答案

0.24+6.9=7.149.1-7.3=1.81.2×6=7.27.2+2.8=1031×3=9324×5=1201000÷8=1250.8×0.6=0.481.25×4=5300÷50=6480÷0.6=8000.15×9=1.353.4×0.7=2.382.2×3=6.60.2×1.1=0.222.1÷0.3=725+15=3558-38=1459+49=11-14=34故答案为:7.14,1.8,7.2,10,93,120,125,0.48,5,6,800,1.35,2.38,6.6,0.22,7,3514,1,34

考点:口算