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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 798 · 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. 1.25 × ? = 25000
  2. 2.637 × 10 =
  3. 3.25 × ? = 2500
  4. 4.11 × 1000 =
  5. 5.41 × 1000 =
  6. 6.217 × ? = 2170
  7. 7.6 × ? = 600
  8. 8.16 × 100 =
  9. 9.281 × 10 =
  10. 10.659 × 10 =
  11. 11.960 × 10 =
  12. 12.282 × 10 =
  13. 13.320 × 10 =
  14. 14.21 × 100 =
  15. 15.33 × 100 =
  16. 16.70 × ? = 7000
  17. 17.945 × 10 =
  18. 18.20 × 10 =
  19. 19.35 × ? = 35000
  20. 20.9 × 1000 =
  21. 21.161 × ? = 1610
  22. 22.22 × ? = 2200
  23. 23.812 × ? = 8120
  24. 24.13 × 100 =
  25. 25.39 × 1000 =
  26. 26.46 × ? = 46000
  27. 27.16 × 1000 =
  28. 28.624 × 10 =
  29. 29.27 × 10 =
  30. 30.30 × ? = 30000
  31. 31.17 × ? = 1700
  32. 32.3 × ? = 3000
  33. 33.26 × 100 =
  34. 34.74 × 100 =
  35. 35.324 × 10 =
  36. 36.45 × 100 =
  37. 37.3 × 100 =
  38. 38.355 × 10 =
  39. 39.92 × 100 =
  40. 40.38 × ? = 38000

Answer key

  1. 1000
  2. 6370
  3. 100
  4. 11000
  5. 41000
  6. 10
  7. 100
  8. 1600
  9. 2810
  10. 6590
  11. 9600
  12. 2820
  13. 3200
  14. 2100
  15. 3300
  16. 100
  17. 9450
  18. 200
  19. 1000
  20. 9000
  21. 10
  22. 100
  23. 10
  24. 1300
  25. 39000
  26. 1000
  27. 16000
  28. 6240
  29. 270
  30. 1000
  31. 100
  32. 1000
  33. 2600
  34. 7400
  35. 3240
  36. 4500
  37. 300
  38. 3550
  39. 9200
  40. 1000

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