Question

1 : 48 / 4 + 12 =
2: 36 - 15 -8 x 2 =
3: 20 / 2 + 24 / 4 =
4: (45 x 5) - 78 =

Answer 1

1 : 48 / 4 + 12 = 24

2: 36 - 15 -8 x 2 = 5

3: 20 / 2 + 24 / 4 = 16

4: (45 x 5) - 78 = 147