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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 42 · 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. 1.275 × 10 =
  2. 2.807 × 10 =
  3. 3.38 × ? = 38000
  4. 4.713 × ? = 7130
  5. 5.86 × ? = 860
  6. 6.84 × ? = 8400
  7. 7.12 × 100 =
  8. 8.44 × 100 =
  9. 9.25 × 10 =
  10. 10.35 × 1000 =
  11. 11.4 × 1000 =
  12. 12.65 × ? = 6500
  13. 13.29 × 1000 =
  14. 14.659 × ? = 6590
  15. 15.45 × ? = 4500
  16. 16.417 × ? = 4170
  17. 17.951 × ? = 9510
  18. 18.37 × 1000 =
  19. 19.645 × 10 =
  20. 20.30 × 100 =
  21. 21.417 × 10 =
  22. 22.17 × ? = 17000
  23. 23.7 × 100 =
  24. 24.98 × 100 =
  25. 25.46 × 100 =
  26. 26.41 × 100 =
  27. 27.55 × 100 =
  28. 28.97 × 10 =
  29. 29.10 × ? = 10000
  30. 30.24 × ? = 2400
  31. 31.48 × ? = 48000
  32. 32.92 × 10 =
  33. 33.242 × ? = 2420
  34. 34.73 × 100 =
  35. 35.10 × ? = 1000
  36. 36.40 × 100 =
  37. 37.92 × ? = 9200
  38. 38.4 × ? = 4000
  39. 39.908 × 10 =
  40. 40.164 × 10 =

Answer key

  1. 2750
  2. 8070
  3. 1000
  4. 10
  5. 10
  6. 100
  7. 1200
  8. 4400
  9. 250
  10. 35000
  11. 4000
  12. 100
  13. 29000
  14. 10
  15. 100
  16. 10
  17. 10
  18. 37000
  19. 6450
  20. 3000
  21. 4170
  22. 1000
  23. 700
  24. 9800
  25. 4600
  26. 4100
  27. 5500
  28. 970
  29. 1000
  30. 100
  31. 1000
  32. 920
  33. 10
  34. 7300
  35. 100
  36. 4000
  37. 100
  38. 1000
  39. 9080
  40. 1640

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