Question

The following equation is incorrect. Which two signs should be interchanged to correct the equation? 15 x 12 + 40 ÷ 40 - 6 = 21

A) + and x B) + and ÷ C) - and + D) ÷ and x

Answer 1

$15 \times 12 + 40 \div 40 - 6 = 15 \times 12 + 1 - 6 = 180 + 1 - 6 = 181 - 6 = 175$

Answer 2

Answer:

A) + and x is right answer of this question