Which two signs should be interchanged to make the equation mathematically correct?
72 × 6 + 18 ÷ 5 - 9 = 93
Show answer & explanation
Correct answer: A
Explanation
The correct answer is option 1 i.e. × and ÷.
Given equation: 72 × 6 + 18 ÷ 5 - 9 = 93
Option 1: × and ÷
After interchanging the expression becomes:
72 ÷ 6 + 18 × 5 - 9 = 93
12 + 18 × 5 - 9 = 93
12 + 90 - 9 = 93
102 - 9 = 93
93 = 93