能简算的简算 325×0.36+6.75×36 3.68×[1÷(0.1-9%)] 1.21×42-(4.46+7/50)

问题描述:

能简算的简算 325×0.36+6.75×36 3.68×[1÷(0.1-9%)] 1.21×42-(4.46+7/50)

325×0.36+6.75×36
=3.25X36+6.75X36
=10X36
=360
3.68×[1÷(0.1-9%)]
=3.68X(1/0.01)
=3.68X100
=368
1.21×42-(4.46+7/50)
=50.82-(4.46+0.14)
=50.82-4.5
=46.32