三点二五乘零点四五加六点七五乘零点四五简便用算式

2025-01-01 17:45:16
推荐回答(2个)
回答1:

等于0.45×(3.25 6.75)=0.45×10=4.5

回答2:

3.25x0.45+6.75x0.45
=(3.25+6.75)x0.45
=10x0.45
=4.5