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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 646 · 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. 1.881 × 10 =
  2. 2.3 × 100 =
  3. 3.4 × ? = 400
  4. 4.460 × 10 =
  5. 5.29 × 100 =
  6. 6.22 × 1000 =
  7. 7.97 × 100 =
  8. 8.122 × ? = 1220
  9. 9.10 × ? = 10000
  10. 10.6 × 1000 =
  11. 11.67 × 100 =
  12. 12.99 × ? = 9900
  13. 13.36 × 1000 =
  14. 14.152 × 10 =
  15. 15.21 × 1000 =
  16. 16.789 × ? = 7890
  17. 17.552 × ? = 5520
  18. 18.783 × ? = 7830
  19. 19.896 × ? = 8960
  20. 20.28 × ? = 28000
  21. 21.22 × 100 =
  22. 22.976 × ? = 9760
  23. 23.27 × 1000 =
  24. 24.15 × 10 =
  25. 25.26 × ? = 26000
  26. 26.987 × 10 =
  27. 27.48 × 1000 =
  28. 28.25 × 1000 =
  29. 29.13 × 100 =
  30. 30.70 × ? = 7000
  31. 31.31 × 1000 =
  32. 32.48 × ? = 4800
  33. 33.32 × ? = 32000
  34. 34.771 × 10 =
  35. 35.13 × 1000 =
  36. 36.2 × 1000 =
  37. 37.282 × 10 =
  38. 38.66 × 100 =
  39. 39.459 × ? = 4590
  40. 40.378 × ? = 3780

Answer key

  1. 8810
  2. 300
  3. 100
  4. 4600
  5. 2900
  6. 22000
  7. 9700
  8. 10
  9. 1000
  10. 6000
  11. 6700
  12. 100
  13. 36000
  14. 1520
  15. 21000
  16. 10
  17. 10
  18. 10
  19. 10
  20. 1000
  21. 2200
  22. 10
  23. 27000
  24. 150
  25. 1000
  26. 9870
  27. 48000
  28. 25000
  29. 1300
  30. 100
  31. 31000
  32. 100
  33. 1000
  34. 7710
  35. 13000
  36. 2000
  37. 2820
  38. 6600
  39. 10
  40. 10

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