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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 817 · 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. 1.217 × 10 =
  2. 2.40 × 1000 =
  3. 3.92 × 100 =
  4. 4.55 × 100 =
  5. 5.65 × 100 =
  6. 6.42 × 10 =
  7. 7.12 × 1000 =
  8. 8.30 × ? = 30000
  9. 9.72 × ? = 7200
  10. 10.46 × 100 =
  11. 11.15 × 1000 =
  12. 12.589 × 10 =
  13. 13.398 × ? = 3980
  14. 14.63 × 100 =
  15. 15.895 × 10 =
  16. 16.62 × ? = 6200
  17. 17.530 × ? = 5300
  18. 18.8 × 1000 =
  19. 19.760 × 10 =
  20. 20.74 × 100 =
  21. 21.699 × ? = 6990
  22. 22.99 × ? = 9900
  23. 23.17 × ? = 170
  24. 24.786 × ? = 7860
  25. 25.7 × 100 =
  26. 26.59 × 100 =
  27. 27.194 × ? = 1940
  28. 28.330 × 10 =
  29. 29.429 × 10 =
  30. 30.96 × 100 =
  31. 31.793 × 10 =
  32. 32.498 × 10 =
  33. 33.7 × 1000 =
  34. 34.661 × ? = 6610
  35. 35.22 × ? = 22000
  36. 36.451 × 10 =
  37. 37.36 × 1000 =
  38. 38.10 × ? = 10000
  39. 39.49 × 100 =
  40. 40.992 × ? = 9920

Answer key

  1. 2170
  2. 40000
  3. 9200
  4. 5500
  5. 6500
  6. 420
  7. 12000
  8. 1000
  9. 100
  10. 4600
  11. 15000
  12. 5890
  13. 10
  14. 6300
  15. 8950
  16. 100
  17. 10
  18. 8000
  19. 7600
  20. 7400
  21. 10
  22. 100
  23. 10
  24. 10
  25. 700
  26. 5900
  27. 10
  28. 3300
  29. 4290
  30. 9600
  31. 7930
  32. 4980
  33. 7000
  34. 10
  35. 1000
  36. 4510
  37. 36000
  38. 1000
  39. 4900
  40. 10

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