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Speed Maths Test Worksheet

Speed calculation lesson 15: Mixed speed challenge · Set 418 · 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. 1.10% of 880 =
  2. 2.160 + 29 =
  3. 3.141 + 27 =
  4. 4.314 + 57 =
  5. 5.₹41.50 − ₹8.30 =
  6. 6.218 + 38 =
  7. 7.81² =
  8. 8.25 × 15 =
  9. 9.15 × 11 =
  10. 10.350 ÷ 50 =
  11. 11.134 × 4 =
  12. 12.62 + 67 + 18 + 68 =
  13. 13.397 − 67 =
  14. 14.161 − 69 =
  15. 15.₹28.25 − ₹6.75 =
  16. 16.98 × 50 =
  17. 17.21 × 15 =
  18. 18.441 + 37 =
  19. 19.77 × 4 =
  20. 20.5 + 4 + 1 + 5 + 6 =
  21. 21.4 + 6 + 5 + 7 =
  22. 22.41 × 15 =
  23. 23.825 ÷ 25 =
  24. 24.37 + 46 + 16 + 79 =
  25. 25.51² =
  26. 26.475 − 57 =
  27. 27.50% of 590 =
  28. 28.61 + 99 =
  29. 29.Check with nines: 73 × 72 = 5256. Correct or wrong? (a) wrong (b) correct
  30. 30.12 × 15 =
  31. 31.32 × 5 =
  32. 32.1200 ÷ 50 =
  33. 33.12 × 19 =
  34. 34.5% of 280 =
  35. 35.₹5.85 + ₹7.30 =
  36. 36.37 × 8 =
  37. 37.175 ÷ 25 =
  38. 38.₹65.25 + ₹33.15 =
  39. 39.1 + 8 + 3 + 2 =
  40. 40.557 − 96 =

Answer key

  1. 88
  2. 189
  3. 168
  4. 371
  5. 33.2
  6. 256
  7. 6561
  8. 375
  9. 165
  10. 7
  11. 536
  12. 215
  13. 330
  14. 92
  15. 21.5
  16. 4900
  17. 315
  18. 478
  19. 308
  20. 21
  21. 22
  22. 615
  23. 33
  24. 178
  25. 2601
  26. 418
  27. 295
  28. 160
  29. correct
  30. 180
  31. 160
  32. 24
  33. 228
  34. 14
  35. 13.15
  36. 296
  37. 7
  38. 98.4
  39. 14
  40. 461

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