问题
解答题
|
答案
(1)42.3×0.78≈32.99.
42.3 × 0.78
. 3384
2961 32.994
(2)15.36÷4.8=3.2.
3.2 48 1536
144 96
96 0
验算:
4.8 × 3.2
. 96
154 15.36
|
(1)42.3×0.78≈32.99.
42.3 × 0.78
. 3384
2961 32.994
(2)15.36÷4.8=3.2.
3.2 48 1536
144 96
96 0
验算:
4.8 × 3.2
. 96
154 15.36