问题 解答题
竖式计算.
3.87+16.4=5.2-3.6=4.34×40=25×4.8=
答案

(1)3.87+16.4=20.27,

3.87

+16.4

_______

20.27

(2)5.2-3.6=1.6,

5.2

-3.6

_____

1.6

(3)4.34×40=173.6,

4.34

×40

______

173.60

(4)25×4.8=120,

25

×4.8

______

200

100

______

120.0

故答案为:20.27,1.6,173.6,120.

单项选择题
单项选择题