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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 638 · 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. 1.319 × 10 =
  2. 2.4 × 1000 =
  3. 3.21 × 1000 =
  4. 4.4 × ? = 400
  5. 5.10 × 1000 =
  6. 6.75 × 100 =
  7. 7.10 × 100 =
  8. 8.72 × ? = 7200
  9. 9.8 × ? = 800
  10. 10.30 × 100 =
  11. 11.61 × 100 =
  12. 12.897 × 10 =
  13. 13.24 × ? = 24000
  14. 14.43 × 100 =
  15. 15.15 × 1000 =
  16. 16.457 × 10 =
  17. 17.200 × 10 =
  18. 18.2 × 1000 =
  19. 19.2 × 100 =
  20. 20.653 × 10 =
  21. 21.965 × ? = 9650
  22. 22.47 × 1000 =
  23. 23.82 × ? = 8200
  24. 24.68 × ? = 6800
  25. 25.42 × ? = 4200
  26. 26.94 × 100 =
  27. 27.95 × 100 =
  28. 28.60 × ? = 6000
  29. 29.10 × ? = 10000
  30. 30.51 × 100 =
  31. 31.75 × ? = 7500
  32. 32.160 × 10 =
  33. 33.49 × 10 =
  34. 34.23 × 100 =
  35. 35.24 × 1000 =
  36. 36.468 × 10 =
  37. 37.51 × ? = 510
  38. 38.681 × 10 =
  39. 39.48 × 1000 =
  40. 40.92 × 100 =

Answer key

  1. 3190
  2. 4000
  3. 21000
  4. 100
  5. 10000
  6. 7500
  7. 1000
  8. 100
  9. 100
  10. 3000
  11. 6100
  12. 8970
  13. 1000
  14. 4300
  15. 15000
  16. 4570
  17. 2000
  18. 2000
  19. 200
  20. 6530
  21. 10
  22. 47000
  23. 100
  24. 100
  25. 100
  26. 9400
  27. 9500
  28. 100
  29. 1000
  30. 5100
  31. 100
  32. 1600
  33. 490
  34. 2300
  35. 24000
  36. 4680
  37. 10
  38. 6810
  39. 48000
  40. 9200

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