(1)0.27÷1.1=0.2
? 4
.? 5
0.2 4 5 4 5
11
2.7
2 2 5 0
4 4 6 0
5 5 5 0
4 4 6 0
5 5 5
(2)8.016×4.06≈32.54.
8.0 1 6
×
4.0 6
4 8 0 9 6
3 2 0 6 4 3 2.5 4 4 9 6
(3)84÷0.56=150.
1 5 0
56
8 4 0 0
5 6 2 8 0
2 8 0 0
验算:
1 5 0
×
0.5 6
9 0 0
7 5 0 8 4.0 0