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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 148 · 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. 1.9 × 100 =
  2. 2.28 × 1000 =
  3. 3.793 × 10 =
  4. 4.652 × 10 =
  5. 5.11 × 1000 =
  6. 6.18 × ? = 18000
  7. 7.838 × ? = 8380
  8. 8.7 × 1000 =
  9. 9.237 × 10 =
  10. 10.2 × 1000 =
  11. 11.93 × ? = 9300
  12. 12.3 × ? = 3000
  13. 13.842 × 10 =
  14. 14.98 × 10 =
  15. 15.765 × ? = 7650
  16. 16.39 × ? = 39000
  17. 17.354 × 10 =
  18. 18.43 × ? = 4300
  19. 19.170 × ? = 1700
  20. 20.12 × 1000 =
  21. 21.506 × 10 =
  22. 22.46 × 1000 =
  23. 23.101 × 10 =
  24. 24.6 × 10 =
  25. 25.40 × ? = 40000
  26. 26.19 × 1000 =
  27. 27.26 × ? = 2600
  28. 28.47 × 1000 =
  29. 29.13 × ? = 1300
  30. 30.71 × ? = 7100
  31. 31.71 × 100 =
  32. 32.242 × ? = 2420
  33. 33.41 × ? = 41000
  34. 34.10 × ? = 10000
  35. 35.74 × ? = 7400
  36. 36.251 × 10 =
  37. 37.13 × 1000 =
  38. 38.44 × ? = 44000
  39. 39.4 × 100 =
  40. 40.272 × 10 =

Answer key

  1. 900
  2. 28000
  3. 7930
  4. 6520
  5. 11000
  6. 1000
  7. 10
  8. 7000
  9. 2370
  10. 2000
  11. 100
  12. 1000
  13. 8420
  14. 980
  15. 10
  16. 1000
  17. 3540
  18. 100
  19. 10
  20. 12000
  21. 5060
  22. 46000
  23. 1010
  24. 60
  25. 1000
  26. 19000
  27. 100
  28. 47000
  29. 100
  30. 100
  31. 7100
  32. 10
  33. 1000
  34. 1000
  35. 100
  36. 2510
  37. 13000
  38. 1000
  39. 400
  40. 2720

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