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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 745 · 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. 1.30 × ? = 3000
  2. 2.95 × ? = 9500
  3. 3.116 × 10 =
  4. 4.551 × ? = 5510
  5. 5.18 × 100 =
  6. 6.68 × 100 =
  7. 7.2 × 1000 =
  8. 8.68 × ? = 6800
  9. 9.15 × 100 =
  10. 10.32 × 1000 =
  11. 11.50 × 100 =
  12. 12.36 × ? = 36000
  13. 13.257 × ? = 2570
  14. 14.7 × 100 =
  15. 15.46 × 1000 =
  16. 16.215 × ? = 2150
  17. 17.24 × ? = 24000
  18. 18.534 × 10 =
  19. 19.48 × 1000 =
  20. 20.90 × 100 =
  21. 21.66 × ? = 6600
  22. 22.22 × 1000 =
  23. 23.635 × 10 =
  24. 24.74 × 100 =
  25. 25.43 × 100 =
  26. 26.8 × 100 =
  27. 27.69 × ? = 6900
  28. 28.25 × ? = 25000
  29. 29.10 × ? = 10000
  30. 30.29 × ? = 29000
  31. 31.17 × 100 =
  32. 32.16 × ? = 16000
  33. 33.284 × ? = 2840
  34. 34.894 × 10 =
  35. 35.400 × 10 =
  36. 36.3 × ? = 3000
  37. 37.325 × ? = 3250
  38. 38.22 × ? = 22000
  39. 39.571 × 10 =
  40. 40.316 × 10 =

Answer key

  1. 100
  2. 100
  3. 1160
  4. 10
  5. 1800
  6. 6800
  7. 2000
  8. 100
  9. 1500
  10. 32000
  11. 5000
  12. 1000
  13. 10
  14. 700
  15. 46000
  16. 10
  17. 1000
  18. 5340
  19. 48000
  20. 9000
  21. 100
  22. 22000
  23. 6350
  24. 7400
  25. 4300
  26. 800
  27. 100
  28. 1000
  29. 1000
  30. 1000
  31. 1700
  32. 1000
  33. 10
  34. 8940
  35. 4000
  36. 1000
  37. 10
  38. 1000
  39. 5710
  40. 3160

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