第1个回答 2020-04-12
1.9*0.36+0.19*7.4-1.9
=1.9x（0.36+0.74-1）
=1.9x0.1
=0.19
=1.9x（0.36+0.74-1）
=1.9x0.1
=0.19
第2个回答 2020-04-12
简便计算过程方法如下
解:1.9×0.36+0.19×7.4-1.9
=1.9×（0.36+0.74-1）
=1.9×0.1
=0.19本回答被网友采纳
解:1.9×0.36+0.19×7.4-1.9
=1.9×（0.36+0.74-1）
=1.9×0.1
=0.19本回答被网友采纳
第3个回答 2020-04-12
1.9*0.36+0.19*7.4-1.9
=（0.19*10）*0.36+0.19*7.4-1.9
=0.19*3.6+0.19*7.4-1.9
=0.19*（3.6+7.4）-1.9
=0.19*10-1.9
=1.9-1.9
=0
=（0.19*10）*0.36+0.19*7.4-1.9
=0.19*3.6+0.19*7.4-1.9
=0.19*（3.6+7.4）-1.9
=0.19*10-1.9
=1.9-1.9
=0
第4个回答 2020-04-12
1.9×0.36+0.19×7.4-1.9
=1.9×0.36+1.9×0.74-1.9
=1.9×（0.36+0.74-1）
=1.9×0.1
=0.19
=1.9×0.36+1.9×0.74-1.9
=1.9×（0.36+0.74-1）
=1.9×0.1
=0.19
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