Practice Approximation Questions and Answers

• 21% of 6600 + 453.987 =?
• 49.99% of 5400 + 923=?
• √1567.763`xx` √4400 ÷ 326.9827 + 1223.293 = ?
• 40.93√? + √6625 + √6920 + √? = 205.7542`xx` 7.654
• ³√? `xx` 32.87 + 59.83 `xx` 28.7665 – 48.8745 `xx` 21.642 = 1085.344
• 499.99 + 1999 ÷ 39.99 × 50.01 = ?
• `[(7.99)^2 - (13.001)^2 + (4.01)^3]^2=`  ?
• `(601/49)xx(399/81)` ÷ `(29/201)` = ?
• (√8648  ×7) ÷ (3.9 ×5.99) = ?
• 9.8 × 77.9 ÷ (2.3)2 = ?
• (√845  ×19.932+ √4230  ×14.385)/(√1765  ×4.877 ) = ?
• 5.55% of 8120 – 66.66% of 540 = ? – 28% of 5500
• 159.98% of 4820 + 90.33% of 2840 = ? + 114.99% of 1980
• 25, 28, 26, 29, 27, ?
• 362, 452, 550, 656, 770, 892, ?
• 3, 4, 10, 33, 136, ?
• 56237.05 + 10616.99 - 137.25 + 1795.33 = ?
• (√4623.9 + √484.2) – √2303.97 ÷ √1296.4  × √35.98 ÷ √15.99 = ?
• 39.9% of 1720 + 80.2% of 630 = 89.9% of 1280 + ?
• (√360.99 + 161.14) ÷ 5 ×  249.98 = ?
• √3601 × √(224) ÷ √102 = ?
• (23.99)2 – (17.99)2 + (1378.98 + 44.99) ÷ ? = 608
• (29.97%) of 9840 + ? + (45.17% of 1240) = (31.99% of 11750)
• (799.81/64) ÷ (10/799.92)  × (129.84/130) = ? ...
•  (1782 ÷ 11.98) ÷ 2.92 × 35.89 + 25% of 541 – 67% of 1299 = ?
• (29.98% of 9840) + ? + (19.899% of 8490) = 7560
• √3970 × √730 - √2400 = ?
• 766/51 ÷ 387/42 × 121/13 = ?
• 2.51% of 800 - 3.97% of 250 = ?
• `11(2/13)` + `5(2/11)` - `3(4/9)` = ?
• 1111.25 × 9.05 + 2323.23 × 9.05 – 2121.37 × 9.05 = ?
• 6940 ÷ 28 ÷ 7 = ?
• 13³ + 1.3² + 1.03¹ + 1.003 = ?
• 104.27% of 1200.11 + 12.08% of 2360.81 = 22.23% of ? + 1430.99
• 14.99% of 7820 + 5535.25 ÷ 123.001 - ? = 84
• (51.99² - 19.05² )÷ ? = 14.11² - 140.33
• √2025.12 × √256.03 + √399.89  ×√(?) = 33.99 × 40.12
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