0.35×1.2+3、5×0.88怎么简算,

分类: 作业答案 • 2022-06-07 16:59:14

问题描述：

答

0.35×1.2+3.5×0.88
=0.35×1.2+0.35×10×0.88
=0.35×1.2+0.35×8.8
=0.35×(1.2+8.8)
=0.35×10
=3.5

答

0.35×1.2+3,5×0.88
=0.35×1.2+0.35×8.8
=0.35×（1.2+8.8）
=0。35×10
=3.5

答

0.35×1.2+3
=0.35×0.4×3+3
=(0.35×0.4+1)×3
=1.14×3
=3.42
5×0.88
=5×(1-0.12)
=5×1-5×0.12
=5-0.6
=4.4