Question

70-(12-6), 80-(14-8), 13-9+7, 12-7+9 56-(40-34), 93-(50-47

Answer 1

70-(12-6)=70-6=64
80-(14-8)=80-6=74
13-9+7=4+7=11
12-7+9=5+9=14
56-(40-34)=56-6=50
93-(50-47)=93-3=90

Answer 2

50, 58,11,14  , -2,50, 90,