Which two numbers should be interchanged to make the given equation correct?
5 − 4 ÷ 2 × 10 + 7 = 7
Show answer & explanation
Correct answer: A
Explanation
The correct answer is option 1 i.e. 10 and 5
Given equation: 5 − 4 ÷ 2 × 10 + 7 = 7
Checking all the options one by one:
1. 10 and 5
10 − 4 ÷ 2 × 5 + 7 = 7
10 − 2 × 5 + 7 = 7
10 − 10 + 7 = 7
7 = 7
The equation is balanced. So, no need to check other options.
Hence, option 1 is the correct option.