7100减137减263加300用简便计算怎么算?

2025-05-20 10:57:07
推荐回答(2个)
回答1:

7100-137-263+300
=7100+300-(137+263)
=7400-400
=7000
答:结果等于7000

回答2:

7100-137-263+300
=(7100+300)一(137+263)
=7400一4O0
=7O00