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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 452 · 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. 1.7 × 1000 =
  2. 2.69 × 100 =
  3. 3.49 × 1000 =
  4. 4.192 × 10 =
  5. 5.35 × ? = 35000
  6. 6.290 × 10 =
  7. 7.3 × 100 =
  8. 8.953 × ? = 9530
  9. 9.14 × 1000 =
  10. 10.892 × 10 =
  11. 11.28 × ? = 280
  12. 12.10 × 100 =
  13. 13.335 × ? = 3350
  14. 14.933 × ? = 9330
  15. 15.661 × ? = 6610
  16. 16.29 × 1000 =
  17. 17.585 × ? = 5850
  18. 18.85 × 100 =
  19. 19.12 × 100 =
  20. 20.373 × 10 =
  21. 21.75 × ? = 7500
  22. 22.907 × ? = 9070
  23. 23.846 × ? = 8460
  24. 24.152 × 10 =
  25. 25.294 × ? = 2940
  26. 26.710 × ? = 7100
  27. 27.27 × 1000 =
  28. 28.32 × ? = 320
  29. 29.13 × 1000 =
  30. 30.90 × 100 =
  31. 31.113 × 10 =
  32. 32.2 × ? = 200
  33. 33.38 × 1000 =
  34. 34.21 × 1000 =
  35. 35.12 × ? = 1200
  36. 36.142 × 10 =
  37. 37.70 × 10 =
  38. 38.918 × 10 =
  39. 39.16 × ? = 16000
  40. 40.89 × ? = 8900

Answer key

  1. 7000
  2. 6900
  3. 49000
  4. 1920
  5. 1000
  6. 2900
  7. 300
  8. 10
  9. 14000
  10. 8920
  11. 10
  12. 1000
  13. 10
  14. 10
  15. 10
  16. 29000
  17. 10
  18. 8500
  19. 1200
  20. 3730
  21. 100
  22. 10
  23. 10
  24. 1520
  25. 10
  26. 10
  27. 27000
  28. 10
  29. 13000
  30. 9000
  31. 1130
  32. 100
  33. 38000
  34. 21000
  35. 100
  36. 1420
  37. 700
  38. 9180
  39. 1000
  40. 100

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