Which of the following operations should be interchanged to make the following equation correct?
12 + 12 − 4 × 4 ÷ 2 = 22
Show answer & explanation
Correct answer: B
Explanation
The correct answer is option 2 i.e. ÷ and −.
Given equation: 12 + 12 − 4 × 4 ÷ 2 = 22
Option 2) ÷ and −
After interchanging the signs:
12 + 12 ÷ 4 × 4 - 2 = 22
12 + 3 × 4 - 2 = 22
12 + 12 - 2 = 22
22 = 22