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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 296 · 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. 1.20 × 100 =
  2. 2.23 × ? = 23000
  3. 3.96 × 100 =
  4. 4.34 × 1000 =
  5. 5.34 × 100 =
  6. 6.784 × ? = 7840
  7. 7.936 × 10 =
  8. 8.2 × 100 =
  9. 9.20 × 1000 =
  10. 10.465 × 10 =
  11. 11.43 × 1000 =
  12. 12.452 × 10 =
  13. 13.611 × ? = 6110
  14. 14.714 × ? = 7140
  15. 15.18 × ? = 18000
  16. 16.27 × 1000 =
  17. 17.5 × 1000 =
  18. 18.32 × 100 =
  19. 19.4 × 100 =
  20. 20.96 × ? = 9600
  21. 21.10 × 1000 =
  22. 22.514 × 10 =
  23. 23.25 × ? = 2500
  24. 24.37 × 1000 =
  25. 25.6 × 1000 =
  26. 26.26 × 1000 =
  27. 27.49 × 10 =
  28. 28.29 × 100 =
  29. 29.415 × ? = 4150
  30. 30.46 × ? = 46000
  31. 31.3 × 10 =
  32. 32.50 × 100 =
  33. 33.18 × ? = 1800
  34. 34.961 × 10 =
  35. 35.434 × 10 =
  36. 36.60 × ? = 6000
  37. 37.138 × ? = 1380
  38. 38.105 × 10 =
  39. 39.2 × 10 =
  40. 40.994 × 10 =

Answer key

  1. 2000
  2. 1000
  3. 9600
  4. 34000
  5. 3400
  6. 10
  7. 9360
  8. 200
  9. 20000
  10. 4650
  11. 43000
  12. 4520
  13. 10
  14. 10
  15. 1000
  16. 27000
  17. 5000
  18. 3200
  19. 400
  20. 100
  21. 10000
  22. 5140
  23. 100
  24. 37000
  25. 6000
  26. 26000
  27. 490
  28. 2900
  29. 10
  30. 1000
  31. 30
  32. 5000
  33. 100
  34. 9610
  35. 4340
  36. 100
  37. 10
  38. 1050
  39. 20
  40. 9940

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