← × 5 and × 50: halve first lesson New set →

Multiply by 5 and 50 Worksheet

Speed calculation lesson 7: × 5 and × 50: halve first · Set 12 · 40 questions
TalentJR

The fast method (Halve first): Halve the number. × 5: multiply the half by 10. × 50: multiply the half by 100. Odd number? Its half ends in .5 — 43 → 21.5 — and × 10 moves the point: 215.

NameDateTime takenScore ___ / 40
  1. 1.76 × 50 =
  2. 2.14 × 5 =
  3. 3.37 × 5 =
  4. 4.70 × 5 =
  5. 5.26 × 5 =
  6. 6.96 × 5 =
  7. 7.25 × 50 =
  8. 8.68 × 50 =
  9. 9.18 × 50 =
  10. 10.15 × 50 =
  11. 11.60 × 5 =
  12. 12.37 × 5 =
  13. 13.39 × 5 =
  14. 14.22 × 5 =
  15. 15.17 × 50 =
  16. 16.52 × 5 =
  17. 17.20 × 5 =
  18. 18.79 × 50 =
  19. 19.41 × 5 =
  20. 20.34 × 50 =
  21. 21.57 × 50 =
  22. 22.39 × 50 =
  23. 23.50 × 5 =
  24. 24.41 × 5 =
  25. 25.32 × 5 =
  26. 26.53 × 5 =
  27. 27.79 × 5 =
  28. 28.62 × 50 =
  29. 29.37 × 50 =
  30. 30.53 × 5 =
  31. 31.56 × 5 =
  32. 32.17 × 50 =
  33. 33.14 × 50 =
  34. 34.53 × 50 =
  35. 35.76 × 5 =
  36. 36.21 × 50 =
  37. 37.77 × 5 =
  38. 38.12 × 5 =
  39. 39.73 × 5 =
  40. 40.54 × 50 =

Answer key

  1. 3800
  2. 70
  3. 185
  4. 350
  5. 130
  6. 480
  7. 1250
  8. 3400
  9. 900
  10. 750
  11. 300
  12. 185
  13. 195
  14. 110
  15. 850
  16. 260
  17. 100
  18. 3950
  19. 205
  20. 1700
  21. 2850
  22. 1950
  23. 250
  24. 205
  25. 160
  26. 265
  27. 395
  28. 3100
  29. 1850
  30. 265
  31. 280
  32. 850
  33. 700
  34. 2650
  35. 380
  36. 1050
  37. 385
  38. 60
  39. 365
  40. 2700

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