Question

37.5-87+62.5-13怎么简便运算？

Answer 1

37.5-87+62.5-13
=(37.5+62.5)-(87+13)
=100-100
=0

Answer 2

答:
37.5－87+62.5－13
=(37.5+62.5)－(87+13)
=100－100
=0

Answer 3

可以这样算一下，37.5+62.5-（83+17）等于100-100等于0

Answer 4

37.5-87+62.5-13
=(37.5+62.5)-(87+13)
=100-100
=0

Answer 5

原式=(37.5+62.5)–(87+13)
=100–100
=0