Answer:
81 - 11 × 8 ÷ 4 + 1
Explanation:
these types of question are done by hit and trial method.
You have to write all the possibilities of the equation and solve it.
To Solve these kind of number BODMAS should always be in consideration
so the question marks will be replaced by
81 - 11 × 8 ÷ 4 + 1
by solving we will get the required solution i.e . 60
hence, this equation 81 - 11 × 8 ÷ 4 + 1 is correct.