42-26+16=32
-36+8-22=-50
-48+48-4= -4
-11+11+5=5
-68+37-53=-84
-72+34+78-61-52=-73
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42-26+16=32
-36+8-22=-50
-48+48-4= -4
-11+11+5=5
-68+37-53=-84
-72+34+78-61-52=-73
б) -36+ 8-22= -28-22= -50
в) -48+48+(-4)= -48+48-4= -4
г) -11-(-11)+5= -11+11+5= 5
д) -68-(-37+53)= -68+37-53= -31-53= -84
е) -72+34-(-78)+(-61)-52= -72+34+78-61-52= -38+78-61-52= 40-61-52= -21-52= -73