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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 244 · 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. 1.251 × ? = 2510
  2. 2.23 × 1000 =
  3. 3.22 × 1000 =
  4. 4.26 × ? = 2600
  5. 5.16 × 1000 =
  6. 6.41 × 100 =
  7. 7.835 × ? = 8350
  8. 8.6 × 100 =
  9. 9.34 × 10 =
  10. 10.12 × 100 =
  11. 11.6 × ? = 600
  12. 12.25 × 1000 =
  13. 13.613 × 10 =
  14. 14.84 × 10 =
  15. 15.3 × 1000 =
  16. 16.18 × 1000 =
  17. 17.6 × ? = 6000
  18. 18.400 × 10 =
  19. 19.7 × ? = 700
  20. 20.175 × ? = 1750
  21. 21.957 × 10 =
  22. 22.40 × 1000 =
  23. 23.55 × 100 =
  24. 24.942 × 10 =
  25. 25.168 × ? = 1680
  26. 26.24 × 1000 =
  27. 27.57 × 10 =
  28. 28.65 × 100 =
  29. 29.15 × 1000 =
  30. 30.908 × ? = 9080
  31. 31.36 × 1000 =
  32. 32.120 × ? = 1200
  33. 33.10 × 100 =
  34. 34.686 × ? = 6860
  35. 35.61 × 100 =
  36. 36.549 × 10 =
  37. 37.43 × 10 =
  38. 38.72 × ? = 7200
  39. 39.44 × 1000 =
  40. 40.134 × 10 =

Answer key

  1. 10
  2. 23000
  3. 22000
  4. 100
  5. 16000
  6. 4100
  7. 10
  8. 600
  9. 340
  10. 1200
  11. 100
  12. 25000
  13. 6130
  14. 840
  15. 3000
  16. 18000
  17. 1000
  18. 4000
  19. 100
  20. 10
  21. 9570
  22. 40000
  23. 5500
  24. 9420
  25. 10
  26. 24000
  27. 570
  28. 6500
  29. 15000
  30. 10
  31. 36000
  32. 10
  33. 1000
  34. 10
  35. 6100
  36. 5490
  37. 430
  38. 100
  39. 44000
  40. 1340

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