简便计算56 128 加44 272 等于多少?

2025-02-24 11:44:18
推荐回答(4个)
回答1:

56+128+44+272
=(56+44)+(128+272)
=100+400
=500

回答2:

56+44+128+272
=100+400
=500

回答3:

56128+44272
=(56000+128)+(44000+272)
=(56000+44000)+(128+272)
=100000+400
=100400

回答4:

56+128+44+272
=56+44+128+272
=100+400
=500