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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 548 · 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. 1.23 × ? = 23000
  2. 2.107 × 10 =
  3. 3.201 × ? = 2010
  4. 4.9 × ? = 900
  5. 5.37 × ? = 3700
  6. 6.47 × 1000 =
  7. 7.34 × 100 =
  8. 8.69 × 100 =
  9. 9.46 × 100 =
  10. 10.7 × ? = 7000
  11. 11.49 × 100 =
  12. 12.9 × 1000 =
  13. 13.27 × 1000 =
  14. 14.637 × 10 =
  15. 15.9 × ? = 9000
  16. 16.49 × 1000 =
  17. 17.42 × 1000 =
  18. 18.48 × 1000 =
  19. 19.489 × ? = 4890
  20. 20.178 × 10 =
  21. 21.62 × ? = 6200
  22. 22.34 × ? = 34000
  23. 23.14 × ? = 1400
  24. 24.560 × 10 =
  25. 25.351 × ? = 3510
  26. 26.813 × 10 =
  27. 27.85 × 100 =
  28. 28.11 × 10 =
  29. 29.992 × 10 =
  30. 30.3 × 1000 =
  31. 31.8 × ? = 8000
  32. 32.15 × ? = 15000
  33. 33.88 × ? = 8800
  34. 34.14 × 100 =
  35. 35.217 × 10 =
  36. 36.42 × 100 =
  37. 37.351 × 10 =
  38. 38.77 × 100 =
  39. 39.682 × 10 =
  40. 40.385 × 10 =

Answer key

  1. 1000
  2. 1070
  3. 10
  4. 100
  5. 100
  6. 47000
  7. 3400
  8. 6900
  9. 4600
  10. 1000
  11. 4900
  12. 9000
  13. 27000
  14. 6370
  15. 1000
  16. 49000
  17. 42000
  18. 48000
  19. 10
  20. 1780
  21. 100
  22. 1000
  23. 100
  24. 5600
  25. 10
  26. 8130
  27. 8500
  28. 110
  29. 9920
  30. 3000
  31. 1000
  32. 1000
  33. 100
  34. 1400
  35. 2170
  36. 4200
  37. 3510
  38. 7700
  39. 6820
  40. 3850

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