45.3x101-45.3的简便运算

2024-12-29 19:43:45
推荐回答(4个)
回答1:

45.3x101-45.3的简便运算
解:采用分配律,
原式=45.3x101-45.3
=45.3x(101-1)
=45.3x100
=4530

回答2:

45.3×(101-1)
=45.3×100
=4530

回答3:

45.3*101-45.3
=45.3*(101-1)
=45.3*100
=4530

回答4:

=45.3x101-45.3x1
=45.3x(101-1)
=45.3x100
=4530