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Speed Maths Test Worksheet

Speed calculation lesson 15: Mixed speed challenge · Set 759 · 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.₹55.05 + ₹35.20 =
  2. 2.45 × 8 =
  3. 3.16 × 15 =
  4. 4.79² =
  5. 5.14 × 15 =
  6. 6.8 + 8 + 1 + 3 + 7 =
  7. 7.9 + 7 + 3 + 2 + 2 =
  8. 8.₹38.65 − ₹3.30 =
  9. 9.508 − 19 =
  10. 10.516 − 97 =
  11. 11.Check with nines: 47 × 20 = 940. Correct or wrong? (a) wrong (b) correct
  12. 12.88 × 5 =
  13. 13.715 ÷ 5 =
  14. 14.29² =
  15. 15.34 × 15 =
  16. 16.31² =
  17. 17.1500 ÷ 50 =
  18. 18.36 × 8 =
  19. 19.15 × 13 =
  20. 20.357 + 78 =
  21. 21.1% of 710 =
  22. 22.9 + 8 + 1 + 2 =
  23. 23.1 + 4 + 5 + 1 + 5 =
  24. 24.900 ÷ 25 =
  25. 25.133 + 37 =
  26. 26.63 × 15 =
  27. 27.12 × 12 =
  28. 28.10 × 15 =
  29. 29.428 − 58 =
  30. 30.600 ÷ 25 =
  31. 31.57 + 44 + 70 + 63 =
  32. 32.₹64.10 + ₹6.25 =
  33. 33.275 + 47 =
  34. 34.5 + 7 + 5 + 5 =
  35. 35.8 + 2 + 9 + 1 + 4 =
  36. 36.42 + 85 + 69 + 13 =
  37. 37.25% of 480 =
  38. 38.5 + 9 + 6 + 1 =
  39. 39.1100 ÷ 25 =
  40. 40.402 + 77 =

Answer key

  1. 90.25
  2. 360
  3. 240
  4. 6241
  5. 210
  6. 27
  7. 23
  8. 35.35
  9. 489
  10. 419
  11. correct
  12. 440
  13. 143
  14. 841
  15. 510
  16. 961
  17. 30
  18. 288
  19. 195
  20. 435
  21. 7.1
  22. 20
  23. 16
  24. 36
  25. 170
  26. 945
  27. 144
  28. 150
  29. 370
  30. 24
  31. 234
  32. 70.35
  33. 322
  34. 22
  35. 24
  36. 209
  37. 120
  38. 21
  39. 44
  40. 479

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