![Which two signs need to be interchanged to make the following equation correct? 72 18 ÷ 9 + 19 − 39 = 16](https://www.gkseries.com/blog/wp-content/uploads/2023/06/Which-two-signs-need-to-be-interchanged-to-make-the-following-equation-correct-72-18-÷-9-19-−-39-16.jpg)
Question | Which two signs need to be interchanged to make the following equation correct? 72 18 ÷ 9 + 19 − 39 = 16 | |
Type | multiple_choice | |
Option | − and × | incorrect |
Option | + and × | incorrect |
Option | − and + | incorrect |
Option | ÷ and × | correct |
Solution | ÷ and × Given equation: 72 × 18 ÷ 9 + 19 − 39 = 16 After interchanging the symbols in given equation the equation is as follows : 72 ÷ 18 × 9 + 19 – 39 = 16 ⇒ 72 ÷ 18 × 9 + 19 – 39 = 16 ⇒ 4 × 9 + 19 – 39 = 16 ⇒ 36 + 19 – 39 = 16 ⇒ 55 – 39 = 16 ⇒ 16 = 16 LHS = RHS |