Multiple choice

$Find the approximate value-(221.023 \times 389.53 + 456.231 \times 24.786 - 832.221 \times 19.961)$

  1. 80600

  2. 81750

  3. 85390

  4. 80100

  5. None of these

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Round each number to nearest integer: 221 × 390 = 86190, 456 × 25 = 11400, 832 × 20 = 16640. Sum: 86190 + 11400 - 16640 = 80950. This is closest to 80600 (option A). Option B (81750) and D (80100) are reasonable distractors from rounding errors.