← × 15: ten plus half lesson New set →

Multiply by 15 Worksheet

Speed calculation lesson 8: × 15: ten plus half · Set 962 · 40 questions
TalentJR

The fast method (Ten and half again): Multiply by 10: 46 → 460. Halve that answer: half of 460 is 230. Add the two: 460 + 230 = 690.

NameDateTime takenScore ___ / 40
  1. 1.44 × 15 =
  2. 2.7 × 15 =
  3. 3.7 × 15 =
  4. 4.59 × 15 =
  5. 5.40 × 15 =
  6. 6.63 × 15 =
  7. 7.33 × 15 =
  8. 8.18 × 15 =
  9. 9.42 × 15 =
  10. 10.58 × 15 =
  11. 11.32 × 15 =
  12. 12.33 × 15 =
  13. 13.52 × 15 =
  14. 14.18 × 15 =
  15. 15.54 × 15 =
  16. 16.10 × 15 =
  17. 17.11 × 15 =
  18. 18.27 × 15 =
  19. 19.29 × 15 =
  20. 20.9 × 15 =
  21. 21.39 × 15 =
  22. 22.56 × 15 =
  23. 23.56 × 15 =
  24. 24.11 × 15 =
  25. 25.37 × 15 =
  26. 26.43 × 15 =
  27. 27.15 × 15 =
  28. 28.15 × 15 =
  29. 29.21 × 15 =
  30. 30.61 × 15 =
  31. 31.49 × 15 =
  32. 32.27 × 15 =
  33. 33.53 × 15 =
  34. 34.9 × 15 =
  35. 35.4 × 15 =
  36. 36.62 × 15 =
  37. 37.17 × 15 =
  38. 38.54 × 15 =
  39. 39.44 × 15 =
  40. 40.22 × 15 =

Answer key

  1. 660
  2. 105
  3. 105
  4. 885
  5. 600
  6. 945
  7. 495
  8. 270
  9. 630
  10. 870
  11. 480
  12. 495
  13. 780
  14. 270
  15. 810
  16. 150
  17. 165
  18. 405
  19. 435
  20. 135
  21. 585
  22. 840
  23. 840
  24. 165
  25. 555
  26. 645
  27. 225
  28. 225
  29. 315
  30. 915
  31. 735
  32. 405
  33. 795
  34. 135
  35. 60
  36. 930
  37. 255
  38. 810
  39. 660
  40. 330

Free speed calculation lessons, practice and worksheets at talentjr.in/speed-maths