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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 134 · 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. 1.644 × ? = 6440
  2. 2.395 × ? = 3950
  3. 3.12 × 1000 =
  4. 4.75 × 100 =
  5. 5.37 × 1000 =
  6. 6.821 × 10 =
  7. 7.55 × 100 =
  8. 8.46 × 1000 =
  9. 9.407 × ? = 4070
  10. 10.30 × 1000 =
  11. 11.664 × 10 =
  12. 12.108 × 10 =
  13. 13.29 × ? = 2900
  14. 14.9 × ? = 900
  15. 15.129 × ? = 1290
  16. 16.132 × 10 =
  17. 17.7 × 1000 =
  18. 18.46 × 100 =
  19. 19.17 × ? = 1700
  20. 20.308 × ? = 3080
  21. 21.53 × ? = 5300
  22. 22.49 × 1000 =
  23. 23.4 × ? = 40
  24. 24.163 × 10 =
  25. 25.3 × 100 =
  26. 26.16 × ? = 16000
  27. 27.751 × 10 =
  28. 28.900 × 10 =
  29. 29.78 × 100 =
  30. 30.481 × 10 =
  31. 31.965 × 10 =
  32. 32.54 × ? = 5400
  33. 33.4 × 1000 =
  34. 34.42 × ? = 4200
  35. 35.31 × 1000 =
  36. 36.306 × ? = 3060
  37. 37.33 × 1000 =
  38. 38.876 × ? = 8760
  39. 39.217 × 10 =
  40. 40.44 × 1000 =

Answer key

  1. 10
  2. 10
  3. 12000
  4. 7500
  5. 37000
  6. 8210
  7. 5500
  8. 46000
  9. 10
  10. 30000
  11. 6640
  12. 1080
  13. 100
  14. 100
  15. 10
  16. 1320
  17. 7000
  18. 4600
  19. 100
  20. 10
  21. 100
  22. 49000
  23. 10
  24. 1630
  25. 300
  26. 1000
  27. 7510
  28. 9000
  29. 7800
  30. 4810
  31. 9650
  32. 100
  33. 4000
  34. 100
  35. 31000
  36. 10
  37. 33000
  38. 10
  39. 2170
  40. 44000

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