253-(33+53-22)简便计算方法?

2025-03-18 02:45:42
推荐回答(5个)
回答1:

253-(33+53-22)
=253-33-53+22
=(253-53)-(33-22)
=200-11
=189

回答2:

253-(33+53-22)
=253-53-(33-22)
=200-11
=189

回答3:

253-(33+53-22)
=253-53-(33-22)
=200-11
=189

回答4:

253-(33+53-22)
=253-33-53+22
=220-53+22
=220-31
=189

回答5:

=(253-53)-(33-22)=189