如题所述
第1个回答 2020-01-04
解
1.25x4.4
=1.25x(4+0.4)
=1.25x4+1.25x0.4
=5+0.5
=5.5
1.25x4.4
=1.25x(4+0.4)
=1.25x4+1.25x0.4
=5+0.5
=5.5
第2个回答 2020-01-04
=0.25×5×4×1.1
=(0.25×4)×(5×1.1)
=1×5.5
=5.5本回答被网友采纳
=(0.25×4)×(5×1.1)
=1×5.5
=5.5本回答被网友采纳