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Speed Maths Test Worksheet

Speed calculation lesson 15: Mixed speed challenge · Set 462 · 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. 1.50 × 50 =
  2. 2.990 ÷ 5 =
  3. 3.30 + 85 + 27 + 51 =
  4. 4.1800 ÷ 50 =
  5. 5.19² =
  6. 6.400 ÷ 25 =
  7. 7.30 × 8 =
  8. 8.₹68.15 − ₹26.10 =
  9. 9.Check with nines: 36 × 44 = 1584. Correct or wrong? (a) wrong (b) correct
  10. 10.76 + 27 + 61 + 56 =
  11. 11.₹44.70 − ₹19.65 =
  12. 12.1325 ÷ 25 =
  13. 13.181 − 46 =
  14. 14.58 + 48 + 68 + 89 =
  15. 15.50% of 900 =
  16. 16.29² =
  17. 17.152 × 4 =
  18. 18.15 × 12 =
  19. 19.8 × 15 =
  20. 20.89 × 5 =
  21. 21.34 + 67 + 32 + 17 =
  22. 22.37 × 5 =
  23. 23.₹70.70 + ₹46.50 =
  24. 24.94 − 87 =
  25. 25.15% of 250 =
  26. 26.20% of 450 =
  27. 27.62 × 15 =
  28. 28.144 − 39 =
  29. 29.57 × 8 =
  30. 30.92 × 4 =
  31. 31.50% of 240 =
  32. 32.Best estimate of 88 × 41? (a) 360 (b) 36000 (c) 7200 (d) 3600
  33. 33.21 + 57 + 43 + 35 =
  34. 34.10% of 130 =
  35. 35.41 × 15 =
  36. 36.97 × 4 =
  37. 37.9 + 7 + 9 + 1 =
  38. 38.14 × 12 =
  39. 39.104 − 96 =
  40. 40.82 + 67 =

Answer key

  1. 2500
  2. 198
  3. 193
  4. 36
  5. 361
  6. 16
  7. 240
  8. 42.05
  9. correct
  10. 220
  11. 25.05
  12. 53
  13. 135
  14. 263
  15. 450
  16. 841
  17. 608
  18. 180
  19. 120
  20. 445
  21. 150
  22. 185
  23. 117.2
  24. 7
  25. 37.5
  26. 90
  27. 930
  28. 105
  29. 456
  30. 368
  31. 120
  32. 3600
  33. 156
  34. 13
  35. 615
  36. 388
  37. 26
  38. 168
  39. 8
  40. 149

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