问题
解答题
口算下面各题
|
答案
320÷40=8, | 16×4=64, | 28+32=60, | 72-26=46, |
38+62=100, | 70-38=32, | 72÷24=3, | 25×4=100. |
5×3×4=60, | 5×4-5×4=0. |
口算下面各题
|
320÷40=8, | 16×4=64, | 28+32=60, | 72-26=46, |
38+62=100, | 70-38=32, | 72÷24=3, | 25×4=100. |
5×3×4=60, | 5×4-5×4=0. |