简算。4.28x4.5+4.28x5.5

2024-11-07 08:35:16
推荐回答(3个)
回答1:

俊狼猎英团队为您解答:

4.28x4.5+4.28x5.5
=4.28×(4.5+5.5)
=4.28×10
=42.8

回答2:

4.28x4.5+4.28x5.5
=4.28x(4.5+5.5+
=4.28x10=42.8

回答3:

4.28x4.5+4.28x5.5=4.28x(4.5+5.5)=4.28x10=42.8