0.4×5÷0.4×5的简便运算?

2025-03-31 22:36:28
推荐回答(2个)
回答1:

=0.4÷0.4×5×5
=1x5x5
=25

回答2:

0.4×5÷0.4×5
=0.4÷0.4×5×5
=1×5×5
=5×5
=25