Matching Pairs Integer Expression Match UpOnline version Match the expressions containing addition and subtraction of positive and negative number with their resulting answer. by Rachel Clarin 1 -5 - -12 2 -4 + -7 3 -6 + 15 + 15 4 -8 + -6 5 8-11 6 0- -5 7 19- -19 8 9 - 4 - 17 -11 -12 24 5 -3 -14 7 38