Simplify the expression 4+18÷2-1

Question

asked Sep 26, 2020 183k views

2 Answers

Ben Mabey · Answer 1 · 2020-09-28T06:57:14+0000

Answer:

12.

Explanation:

Using the order of operations (PEMDAS) the division is done first:

4 + 18 / 2 - 1

= 4 + 9 -1

= 13 - 1

= 12.

Vic Fryzel · Answer 2 · 2020-10-01T23:12:39+0000

Answer:

12

Explanation:

Following the order of operations, division is performed before addition/ subtraction, thus

4 + 18 ÷ 2 - 1

= 4 + 9 - 1 ← performing the division

Evaluate from left to right

= 13 - 1 = 12