1.27与0.09的差乘以5,所得的积去除12.96,商是多少?

问题描述:

1.27与0.09的差乘以5,所得的积去除12.96,商是多少?
快啊(算术法)

(1.27-0.09)×5÷12.96
=1.18×5÷12.96
=5.9÷12.96
=590/1296