0.78×10.1简便运算

2024-11-16 02:38:05
推荐回答(4个)
回答1:

0.78×10.1
=0.78x(10+0.1)
=0.78x10+0.78x0.1
=7.8+0.078
=7.878

回答2:

0.78*10.1=0.78×(10+0.1)=0.78×10+0.78×0.1=7.8+0.078=7.878

回答3:

0.78×10.1

=0.78×(10+0.1)
=0.78×10+0.78×0.1
=7.8+0.078
=7.878

回答4:

=0.78*10+0.78*0.1
=7.8+0.078
=7.878