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10.4-3.2➗4✖️10 解答过程?

10.4-3.2➗4✖️10 解答过程?

0.8888*10.4-0.1111*3.2简便计算

8*0.1111*10.4+0.1111*3.2=0.1111*(8*10.4-3.2)=0.1111*(8*10+8*0.4-3.2)=0.1111*80=8.888

1✖️2✖️3✖️4………✖️100=?

✖️出来的数太大了

10.4➗4✖️0.25脱式计算?

脱式计算

10.4÷4✖×0.25

=2.6×0.25

=0.65

6.8➗0.25➕3.2✖️4简便的方法?

6.8➗0.25➕3.2✖️4

=(6.8x4)÷(0.25x4)+3.2x4

=6.8x4+3.2x4

=(6.8+3.2)x4

=10x4

=40