Which two signs should be interchanged to make the equation mathematically correct?
45 + 3 ÷ 27 - 9 × 18 = 14
Show answer & explanation
Correct answer: B
Explanation
The correct answer is option 2 i.e. × and +.
Given equation: 45 + 3 ÷ 27 - 9 × 18 = 14
Option 2: × and +
After interchanging the expression becomes:
45 × 3 ÷ 27 - 9 + 18
135 ÷ 27 - 9 + 18
5 - 9 + 18
-4 + 18
14 = 14