1.(-72)-(-37)-(-22)-172.(-16)-(-12)-24-(-18)3.23-(-76)-36-(-105)4.(-32)-(-27)-(72)-87紧急!

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1.(-72)-(-37)-(-22)-172.(-16)-(-12)-24-(-18)3.23-(-76)-36-(-105)4.(-32)-(-27)-(72)-87紧急!

1.(-72)-(-37)-(-22)-172.(-16)-(-12)-24-(-18)3.23-(-76)-36-(-105)4.(-32)-(-27)-(72)-87紧急!
1.(-72)-(-37)-(-22)-17
2.(-16)-(-12)-24-(-18)
3.23-(-76)-36-(-105)
4.(-32)-(-27)-(72)-87
紧急!

1.(-72)-(-37)-(-22)-172.(-16)-(-12)-24-(-18)3.23-(-76)-36-(-105)4.(-32)-(-27)-(72)-87紧急!
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

1.-30
2.-10
3.168
4.-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