Practice Approximation Questions and Answers

• ? = 44.78% of 839.91 – 48.12% of 774.89 + 55.77% of 1024.85
• (462.23 × 127.84 ÷ 153.88) ÷ √(31.98 × 7.92) = ? ÷ 15.15
• (71.78 × 59.88 ÷ 17.92 ÷ 120.22 × 161.72)% of 32 = ?
• 3374.89% of 31.80 – 1739.85% of 44.72 = (?2 )% of 1188.13 
• 837.04 × 4.02 + 40.04% of 3049.98 – 3667.82 = ? 2 – 60.87
•  15.78% of (287 + 302) + 12³ = ?% of 170 + 8 × 14 + 3² 
• 12.5% of 6400 + (17 × 25) = ?% of 2200+ 125 
•  ?² × 55% of (29 + 32 - 41) = 41.66% of 216 + 9
• √49 + 6.66% of 1725 + 22² = ?² - √361 
•  (3/5) of 3025 + (18² + 12²) = ? + 22.22% of 1125
• The speed of the boat in still water is 20% less than the speed of the boat in downstream. The time taken by the boat to cover 780 km distance in upstream ...
• 12.05% of 1399. 93 + 24.95 × 15.05 - 319.04 = ? 
• 9.95% of 1299.99 + 19.95 × 17.05 - 299.99 = ?
• 11.11% of 1800.89 + 34.89 X 10.99 - 500.50 = ?
• 10.10% of 999.99 + 14.14 × 21.21 - 250.25 = ?
• 70.14% of 799.95 - 240.12 = ? + 40.17% of 299.95
• √? + √626 × 13.998 - 6.02 × 2.97 = 345.995 
• 620.15 + 1279.98 + ? × (4.79)2 = 149.95% of 1600.14
• 180.25 × 14.995 ÷ √26 = ? × 5.985
• 319.995 × 15.98 ÷ 4.002 - ? × 7.95 = 1679.89 ÷ 2.005
• √675 + √785 = ? × 8.995 
• 70.008% of 399.98 + ?% of 399.999 = 80.105% of 599.998
• 59.978% of 800.315 - 229.95 = ? - 24.95% of 200.15
• (80.95) (1/4) + (3.05) 3 - 119.78 × 2.15 + (14.98)2 = ?
• 4999.99 ÷ 10.25 + 379.99 - 160.25 = ? 
• 119.98% of 80.02 - 15.12 × 2.02 + 19.95 = ?
• 12.052 + 36.15 × 25.45 – 124.15 × 15.05 = ? × 8.08 – 64.32 × 15.98
• 56.05 2 – 24.24 2 + (63.98) 3/2 – 32.28% of 1500 = ? 2 + 113.03 × 5.09 
• 80.08% of 1250.25 + 64.02% of 1200 = 24.02 × 36.025 + ?% of 2259.98
• 12.023 + 32.05 × 16.08 – 84.04% of 2400 = 56.06% of ?
• ? = 38.97² ÷ (3.99⁵ + 5.89 × 107.32) + 58.24% of (512.12 × 21.07)
• ? = 49.99² ÷ (1.98⁵ + 8.01 × 89.91) + 75.15% of (263.89 × 49.11)
• ? = 65.78² ÷ (5.01⁵ + 7.02 × 33.33) + 33.33% of (290.88 × 23.09)
• ? = 28.04² ÷ (4.01⁵ + 9.89 × 20.20) + 84.56% of (198.76 × 30.03)
• 72.8% of (215.69 + 189.38) - 5.97² + (3.01 of 7.8) = ? of (64.02 - 38.95)
• 16.02% of (189.15 + 210.87) + 9.02³ - (7.95 of 4.98) = ? of (37.95 - 19.89)
• 18.99% of (102.99 + 98.01) + 6.01³ - (9.02 of 2.99) = ? of (64.02 - 28.98)