Which of the following interchanges of signs would make the given equation correct?
25 − 63 ÷ 3 + 7 × 5 = 11
Show answer & explanation
Correct answer: D
Explanation
The correct answer is option 4 i.e. + and -.
Given equation: 25 − 63 ÷ 3 + 7 × 5 = 11
On interchanging the signs:
25 + 63 ÷ 3 - 7 × 5 = 11
25 + 21 - 35 = 11
46 - 35 = 11
11 = 11