The value of 9 × 9 + 9 ÷ 9 – 9 × 9 + 9 + 9 × 9 – 9 – 9 × 9 is:
Show answer & explanation
Correct answer: C
Explanation
The correct answer is Option 3 i.e. 1.
Given that
9 × 9 + 9 ÷ 9 – 9 × 9 + 9 + 9 × 9 – 9 – 9 × 9
⇒ 9 × 9 + 1 – 9 × 9 + 9 + 9 × 9 – 9 – 9 × 9
⇒ 81 + 1 – 81 + 9 + 81 –9 – 81
⇒ 1