Question

Simplify: 45 ÷ 3 + 2 × 8 - 12 + 42

Answer 1

61

Explanation:

45/3 = 15

2*8 = 16

15+16-12+42 = 61

Answer 2

15 + 16 + 30

and that is in total 61

Explanation:

45/3 = 15

2×8 = 16

-12 + 42 = 30

you simplify an expression by calculating the part expressions, to be left only with the main terms and main operations.