Question

39+42:7-15=        100-8*8=           9*9-8*5=
83-72:9+25=          91-7*7=           9*(9-8)*5=
41+56:8-16 =           82-5*5=            36:6*8-19=

Answer 1

39+42:7-15= 30
100-8*8= 36
9*9-8*5=41
83-72:9+25= 90
 91-7*7= 42
9*(9-8)*5=45
41+56:8-16 =32
82-5*5= 57
36:6*8-19=29