数学计算题!!紧急!!初一!!
来源:百度知道 编辑:UC知道 时间:2024/05/01 19:33:56
1. (-72)-(-37)-(-22)-17
2.(-16)-(-12)-24-(-18)
3.23-(-76)-36-(-105)
4.(-32)-(-27)-(72)-87
算出答案!!
紧急!!!!!!!!!
还要过程!!
2.(-16)-(-12)-24-(-18)
3.23-(-76)-36-(-105)
4.(-32)-(-27)-(72)-87
算出答案!!
紧急!!!!!!!!!
还要过程!!
1. (-72)-(-37)-(-22)-17
=-72+37+22-17
=-30
2.(-16)-(-12)-24-(-18)
=-16+12-24+18
=-10
3.23-(-76)-36-(-105)
=23+76-36+105
=168
4.(-32)-(-27)-(72)-87
=-32+27-72-87
=-164
计算机也按了,对的。
本人读初一。呃
30.-18.168.-150.
1. (-72)-(-37)-(-22)-17
=-72+37+22-17
=-30
2.(-16)-(-12)-24-(-18)
=-16+12-24+18
=-10
3.23-(-76)-36-(-105)
=23+76-36+105
=168
4.(-32)-(-27)-(72)-87
=-32+27-72-87
=-164
-72+37+22-17=-30
-16+12-24+18=-10
23+76-36+105=168
-32+27-72-87=-164
-72+37+22-17
=-35-17+22
=-52+22
=-30
-72+37+22-17=-30
-16+12-24+18=-10
23+76-36+105=168
-32+27-72-87=-164