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Speed Maths Test Worksheet

Speed calculation lesson 15: Mixed speed challenge · Set 358 · 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. 1.172 + 49 =
  2. 2.17 × 8 =
  3. 3.70 × 8 =
  4. 4.399 − 29 =
  5. 5.5 × 15 =
  6. 6.400 − 37 =
  7. 7.40 + 33 + 65 + 61 =
  8. 8.54 + 67 =
  9. 9.₹33.30 + ₹5.65 =
  10. 10.72 × 8 =
  11. 11.₹29.60 − ₹11.05 =
  12. 12.41² =
  13. 13.335 + 49 =
  14. 14.138 − 87 =
  15. 15.281 + 39 =
  16. 16.64 + 28 + 31 + 62 =
  17. 17.10% of 480 =
  18. 18.34 + 17 =
  19. 19.₹21.10 + ₹32.15 =
  20. 20.126 − 86 =
  21. 21.367 + 27 =
  22. 22.₹65.65 + ₹11.10 =
  23. 23.5% of 50 =
  24. 24.110 ÷ 5 =
  25. 25.268 + 89 =
  26. 26.191 + 48 =
  27. 27.41 × 50 =
  28. 28.67 × 50 =
  29. 29.17 × 16 =
  30. 30.12 × 14 =
  31. 31.137 + 57 =
  32. 32.238 − 97 =
  33. 33.350 ÷ 50 =
  34. 34.1050 ÷ 50 =
  35. 35.11 × 17 =
  36. 36.8 + 2 + 9 + 5 + 9 =
  37. 37.334 − 26 =
  38. 38.67 + 69 + 53 + 21 =
  39. 39.32 × 8 =
  40. 40.8 + 4 + 9 + 2 =

Answer key

  1. 221
  2. 136
  3. 560
  4. 370
  5. 75
  6. 363
  7. 199
  8. 121
  9. 38.95
  10. 576
  11. 18.55
  12. 1681
  13. 384
  14. 51
  15. 320
  16. 185
  17. 48
  18. 51
  19. 53.25
  20. 40
  21. 394
  22. 76.75
  23. 2.5
  24. 22
  25. 357
  26. 239
  27. 2050
  28. 3350
  29. 272
  30. 168
  31. 194
  32. 141
  33. 7
  34. 21
  35. 187
  36. 33
  37. 308
  38. 210
  39. 256
  40. 23

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