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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 959 · 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. 1.29 × 10 =
  2. 2.43 × 1000 =
  3. 3.15 × ? = 15000
  4. 4.690 × 10 =
  5. 5.40 × ? = 400
  6. 6.67 × ? = 6700
  7. 7.11 × 1000 =
  8. 8.83 × 100 =
  9. 9.98 × 100 =
  10. 10.665 × 10 =
  11. 11.37 × 1000 =
  12. 12.36 × 1000 =
  13. 13.31 × ? = 31000
  14. 14.95 × 100 =
  15. 15.64 × 100 =
  16. 16.32 × ? = 32000
  17. 17.76 × 100 =
  18. 18.985 × ? = 9850
  19. 19.72 × ? = 720
  20. 20.256 × ? = 2560
  21. 21.25 × ? = 25000
  22. 22.44 × 1000 =
  23. 23.3 × 1000 =
  24. 24.26 × 1000 =
  25. 25.467 × ? = 4670
  26. 26.710 × 10 =
  27. 27.201 × 10 =
  28. 28.65 × ? = 650
  29. 29.46 × ? = 4600
  30. 30.999 × 10 =
  31. 31.33 × 1000 =
  32. 32.217 × 10 =
  33. 33.400 × 10 =
  34. 34.666 × 10 =
  35. 35.49 × ? = 4900
  36. 36.99 × 100 =
  37. 37.14 × ? = 1400
  38. 38.10 × ? = 100
  39. 39.912 × 10 =
  40. 40.82 × 10 =

Answer key

  1. 290
  2. 43000
  3. 1000
  4. 6900
  5. 10
  6. 100
  7. 11000
  8. 8300
  9. 9800
  10. 6650
  11. 37000
  12. 36000
  13. 1000
  14. 9500
  15. 6400
  16. 1000
  17. 7600
  18. 10
  19. 10
  20. 10
  21. 1000
  22. 44000
  23. 3000
  24. 26000
  25. 10
  26. 7100
  27. 2010
  28. 10
  29. 100
  30. 9990
  31. 33000
  32. 2170
  33. 4000
  34. 6660
  35. 100
  36. 9900
  37. 100
  38. 10
  39. 9120
  40. 820

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