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Speed Maths Test Worksheet

Speed calculation lesson 15: Mixed speed challenge · Set 30 · 40 questions
TalentJR

The fast method (Spot the trick): A 7, 8 or 9 in the ones place → round and fix. × 4, 8, 5, 50 or 15 → doubling or halving tricks. ÷ 5, 25 or 50 → double first. A percentage → start from 10%. Checking or estimating → nines or rounding.

NameDateTime takenScore ___ / 40
  1. 1.1% of 900 =
  2. 2.6 + 5 + 1 + 9 + 1 =
  3. 3.61² =
  4. 4.₹94.85 + ₹31.70 =
  5. 5.1 + 9 + 6 + 1 =
  6. 6.₹60.80 − ₹39.90 =
  7. 7.Best estimate of 88 × 59? (a) 54000 (b) 5400 (c) 540 (d) 10800
  8. 8.Check with nines: 35 × 63 = 2199. Correct or wrong? (a) correct (b) wrong
  9. 9.344 + 57 =
  10. 10.₹19.85 + ₹39.65 =
  11. 11.49² =
  12. 12.Check with nines: 92 × 28 = 2576. Correct or wrong? (a) wrong (b) correct
  13. 13.101 − 58 =
  14. 14.38 × 15 =
  15. 15.139 − 39 =
  16. 16.67 × 4 =
  17. 17.600 ÷ 50 =
  18. 18.529 − 79 =
  19. 19.46 × 5 =
  20. 20.18 × 11 =
  21. 21.19² =
  22. 22.140 × 4 =
  23. 23.43 × 4 =
  24. 24.175 ÷ 5 =
  25. 25.153 − 18 =
  26. 26.240 + 89 =
  27. 27.128 − 87 =
  28. 28.₹45.65 + ₹16.90 =
  29. 29.1250 ÷ 50 =
  30. 30.₹73.30 − ₹47.20 =
  31. 31.45 × 8 =
  32. 32.1 + 9 + 1 + 7 =
  33. 33.106 + 19 =
  34. 34.Best estimate of 797 × 7? (a) 5600 (b) 56000 (c) 560 (d) 11200
  35. 35.448 − 78 =
  36. 36.54 × 5 =
  37. 37.136 + 57 =
  38. 38.50% of 630 =
  39. 39.138 + 57 =
  40. 40.7 + 1 + 2 + 3 + 2 =

Answer key

  1. 9
  2. 22
  3. 3721
  4. 126.55
  5. 17
  6. 20.9
  7. 5400
  8. wrong
  9. 401
  10. 59.5
  11. 2401
  12. correct
  13. 43
  14. 570
  15. 100
  16. 268
  17. 12
  18. 450
  19. 230
  20. 198
  21. 361
  22. 560
  23. 172
  24. 35
  25. 135
  26. 329
  27. 41
  28. 62.55
  29. 25
  30. 26.1
  31. 360
  32. 18
  33. 125
  34. 5600
  35. 370
  36. 270
  37. 193
  38. 315
  39. 195
  40. 15

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