Example 1 · level 1
? ≈ 45.95 × 8.93 − 29.92% of 960.08. Choose the nearest value.
- 111
- 141
- 156
- 126
Show solution
- 46 × 9 = 414
- 30% of 960 = 288
- Total ≈ 414 − 288 = 126.
- (Exact value ≈ 123.08, so 126 is nearest.)
Answer: 126
SSC & BANK EXAMS: QUANTITATIVE APTITUDE · SIMPLIFICATION
Approximation: choose the nearest value
Round every number to the nearest easy value (39.97% → 40%, 24.98 → 25, √168.9 → 13) and calculate quickly.
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Worked examples
Example 2 · level 2
? ≈ √440.1 + 135.05 ÷ 9.03. Choose the nearest value.
- 46
- 41
- 36
- 31
Show solution
- √441 = 21
- 135 ÷ 9 = 15
- Total ≈ 21 + 15 = 36.
- (Exact value ≈ 35.93, so 36 is nearest.)
Answer: 36
Example 3 · level 3
? ≈ 128.02 ÷ 8.04 − 19.94% of 120.02 + 40.03% of 480.01. Choose the nearest value.
- 184
- 204
- 224
- 164
Show solution
- 128 ÷ 8 = 16
- 20% of 120 = 24
- 40% of 480 = 192
- Total ≈ 16 − 24 + 192 = 184.
- (Exact value ≈ 184.14, so 184 is nearest.)
Answer: 184