32.8×7.2+3.28×28用简便方法?

2025-06-21 09:12:55
推荐回答(1个)
回答1:

32.8×7.2+3.28×28用简便方法

32.8×7.2+3.28×28
=32.8×7.2+32.8×2.8
=32.8×(7.2+2.8)
=32.8×10
=328