Which of the following equations is correct by interchanging the ‘+’ and ‘×’ signs and the ‘4’ and ‘5’ numbers?
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3 i.e. 20 + 5 × 4 = 85.
Option 3) 20 + 5 × 4 = 85
On interchanging the sign and numbers:
20 × 4 + 5 = 85
80 + 5 = 85
85 = 85