Решить действия с положительными и отрицательными числами -7+(-14) -17+(-8) -5+(-238)
mashasumashedsoziogw
3
06.09.2019 15:50
1
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1
-17-8=-25
-5-238=-243
-17+(-8)=-17-8=-(17+8)=-25;
-5+(-238)=-5-238=-(5+238)=-243.