问题 解答题
用竖式计算:
0.86×1.6=______;
25.8×4.7=______;40.9×2.6=______;
82.4×2.8=______;0.45×10.8=______;0.37×2.9=______.
答案

(1)0.86×1.6=1.376;

0.86
×1.6

.
516
86

.
1.376

(2)25.8×4.7=121.26;

25.8
×4.7

.
1806
1032

.
121.26

(3)40.9×2.6=106.34;

40.9
×2.6

.
2454
818

.
106.34

(4)82.4×2.8=230.72,

82.4
×2.8

.
6592
1648

.
230.72

(5)0.45×10.8=4.86;

10.8
×0.45

.
540
432

.
4.860

(6)0.37×2.9=1.073;

0.37
×2.9

.
333
74

.
1.073

单项选择题
单项选择题