566×345+567除以567×345+222,要求简算.快速.要写出简算过程.

问题描述:

566×345+567除以567×345+222,要求简算.快速.要写出简算过程.

(566×345+567)除以(567×345+222)
=(566×345+567)除以(566×345+345+222)
=(566×345+567)除以(566×345+567)
=1(566×345+345+222)什么意思?