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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 149 · 40 questions
TalentJR

The trick (Place-value slide): × 10: write one 0 after the number. × 100: write two 0s. × 1000: write three 0s. Missing number: count how many zeros were added — one 0 is × 10, two 0s is × 100.

NameDateTime takenScore ___ / 40
  1. 1.235 × 10 =
  2. 2.270 × ? = 2700
  3. 3.48 × 100 =
  4. 4.281 × 10 =
  5. 5.499 × 10 =
  6. 6.322 × ? = 3220
  7. 7.24 × ? = 24000
  8. 8.40 × 100 =
  9. 9.104 × 10 =
  10. 10.831 × 10 =
  11. 11.72 × ? = 7200
  12. 12.27 × 1000 =
  13. 13.251 × ? = 2510
  14. 14.69 × ? = 6900
  15. 15.95 × ? = 950
  16. 16.74 × 100 =
  17. 17.14 × 100 =
  18. 18.18 × 100 =
  19. 19.2 × ? = 2000
  20. 20.838 × 10 =
  21. 21.58 × 10 =
  22. 22.50 × 1000 =
  23. 23.45 × 1000 =
  24. 24.360 × 10 =
  25. 25.36 × 100 =
  26. 26.3 × 1000 =
  27. 27.74 × ? = 7400
  28. 28.32 × 10 =
  29. 29.14 × 1000 =
  30. 30.85 × 100 =
  31. 31.82 × 100 =
  32. 32.24 × 1000 =
  33. 33.63 × 100 =
  34. 34.12 × 100 =
  35. 35.938 × ? = 9380
  36. 36.82 × ? = 8200
  37. 37.35 × 100 =
  38. 38.166 × 10 =
  39. 39.95 × 100 =
  40. 40.26 × ? = 26000

Answer key

  1. 2350
  2. 10
  3. 4800
  4. 2810
  5. 4990
  6. 10
  7. 1000
  8. 4000
  9. 1040
  10. 8310
  11. 100
  12. 27000
  13. 10
  14. 100
  15. 10
  16. 7400
  17. 1400
  18. 1800
  19. 1000
  20. 8380
  21. 580
  22. 50000
  23. 45000
  24. 3600
  25. 3600
  26. 3000
  27. 100
  28. 320
  29. 14000
  30. 8500
  31. 8200
  32. 24000
  33. 6300
  34. 1200
  35. 10
  36. 100
  37. 3500
  38. 1660
  39. 9500
  40. 1000

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