3.6×2.9+3.6×7.2-0.36这道题是否能简算

来源:学生作业学帮网 编辑:学帮网 时间:2024/04/29 22:24:36

3.6×2.9+3.6×7.2-0.36这道题是否能简算

3.65×4.7-36.5×0.37 46×57+23×86 13.7×0.25-3.7÷4 2.22×9.9+6.66×6.7 101×0.87-0.91×87 10.7×16.1-15.1×10.

肯定能 每个提个3.6出来就可以了

3.6×2.9+3.6×7.2-0.36
=3.6×2.9+3.6×7.2-3.6×0.1
=3.6×(2.9+7.2-0.1)
=3.6×10
=36

3.6×2.9+3.6×7.2-0.36
=3.6×2.9+3.6×7.2-3.6*0.1
=3.6×(2.9+7.2-0.1)
=3.6×10
=36

3.6(2.9+7.2)—0.36=3.6(10+0.1)—0.36=36+0.36—0.36=36