Numerical Ability - Simplification & Approximation
Approximate: 199 × 51 (choose the closest rounded estimate)
Approximate: 199 × 51 (choose the closest rounded estimate)
easy Q12 of 15
Step-by-Step Solution
Step 1: Choose appropriate rounding
Round 199 ≈ 200, keep 51 as is for easy multiplication.Step 2: Multiply
200 × 51 = 10200.Final Answer:
10200 → Option B.Quick Check:
Exact = 10149; 10200 is closest choice ✅
Quick Trick: Round one factor to nearest 100 for easy multiplication.
Common Mistakes:
- Rounding both numbers upward inflates estimate.
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