Which two signs should be interchanged to make the given equation correct?
63 = 56 + 88 ÷ 11 - 15
Answer & explanation
Correct answer: option 1
The correct answer is Option 1: - and =
In the equation, 63 = 56 + 88 ÷ 11 - 15
if we interchange - and = :
63 - 56 + 88 ÷ 11 = 15
⇒ 63 - 56 + 8 = 15
⇒ 15 = 15
LHS = RHS
The equation becomes correct with this interchange