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Speed Maths Test Worksheet

Speed calculation lesson 15: Mixed speed challenge · Set 276 · 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. 1.119 × 4 =
  2. 2.317 − 17 =
  3. 3.19 × 8 =
  4. 4.₹19.35 − ₹6.25 =
  5. 5.25% of 30 =
  6. 6.508 − 97 =
  7. 7.10% of 40 =
  8. 8.81² =
  9. 9.10% of 630 =
  10. 10.3 + 7 + 6 + 5 =
  11. 11.2 + 4 + 6 + 1 + 9 =
  12. 12.Check with nines: 814 + 694 = 1514. Correct or wrong? (a) wrong (b) correct
  13. 13.41 × 8 =
  14. 14.71² =
  15. 15.480 − 58 =
  16. 16.Check with nines: 35 × 96 = 3360. Correct or wrong? (a) wrong (b) correct
  17. 17.10% of 510 =
  18. 18.480 + 18 =
  19. 19.472 − 26 =
  20. 20.9 + 3 + 1 + 5 + 6 =
  21. 21.25 × 15 =
  22. 22.5% of 850 =
  23. 23.715 ÷ 5 =
  24. 24.125 ÷ 25 =
  25. 25.190 + 57 =
  26. 26.56 + 84 + 80 + 77 =
  27. 27.209 − 88 =
  28. 28.7 + 1 + 6 + 9 + 4 =
  29. 29.89 + 78 + 32 + 20 =
  30. 30.1 + 1 + 3 + 7 + 4 =
  31. 31.5 + 5 + 8 + 2 =
  32. 32.Best estimate of 22 × 52? (a) 1000 (b) 100 (c) 10000 (d) 2000
  33. 33.242 − 79 =
  34. 34.₹17.20 + ₹11.45 =
  35. 35.4 + 9 + 3 + 6 + 6 =
  36. 36.297 + 97 =
  37. 37.272 − 96 =
  38. 38.₹41.85 − ₹4.15 =
  39. 39.1 + 9 + 8 + 8 =
  40. 40.25% of 730 =

Answer key

  1. 476
  2. 300
  3. 152
  4. 13.1
  5. 7.5
  6. 411
  7. 4
  8. 6561
  9. 63
  10. 21
  11. 22
  12. wrong
  13. 328
  14. 5041
  15. 422
  16. correct
  17. 51
  18. 498
  19. 446
  20. 24
  21. 375
  22. 42.5
  23. 143
  24. 5
  25. 247
  26. 297
  27. 121
  28. 27
  29. 219
  30. 16
  31. 20
  32. 1000
  33. 163
  34. 28.65
  35. 28
  36. 394
  37. 176
  38. 37.7
  39. 26
  40. 182.5

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