急
第1个回答 推荐于2016-12-02
1.25×2.5×32
=(1.25×8)×(2.5×4)
=10×10
=100
0.25×16.2×4
=0.25×4×16.2
=1×16.2
=16.2
0.35×1.25×2×0.8
=(0.35×2)×(1.25×0.8)
=0.7×1
=0.7本回答被提问者采纳
=(1.25×8)×(2.5×4)
=10×10
=100
0.25×16.2×4
=0.25×4×16.2
=1×16.2
=16.2
0.35×1.25×2×0.8
=(0.35×2)×(1.25×0.8)
=0.7×1
=0.7本回答被提问者采纳
第2个回答 2020-11-22
=(1.25ⅹ8)ⅹ(2.5ⅹ4)
=10x10
=100
=10x10
=100
第3个回答 2013-01-08
1.25x2.5x32
=(1.25x8)x(2.5x4)
=10x10
=100
=(1.25x8)x(2.5x4)
=10x10
=100