Question

28.73-14.78+11点27-15.22用简便计算怎样计算？

Answer 1

28.73-14.78+11.27-15.22
=（28.73+11.27）-（14.78+15.22）
=40-30
=10

Answer 2

28.73-14.78+11.27-15.22
=（28.73+11.27）-（14.78+15.22）
=40-30
=10

Answer 3

28.73-14.78+11.27-15.22
=28.73+11.27-(14.78+15.22)
=40-30
=10
希望对敬答你纳稿慎洞敬有帮助～

Answer 4

28.73-14.78+11.27-15.22
=(28.73+11.27)一(14.78+15.22)
=40一30
=10

Answer 5

28.73-14.78+11.27-15.22
=（28.73+11.27）-（14.78+15.22）
=40-30
=10