0.125乘0.75加0.125乘8.25加0.125的简便方法?

2025-04-16 02:54:43
推荐回答(1个)
回答1:

0.125x0.75+0.125x8.25+0.125

=0.125x(0.75+8.25+1)

=0.125x10

=1.25