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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 82 · 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. 2.28 × 1000 =
  3. 3.26 × 100 =
  4. 4.50 × 10 =
  5. 5.3 × 1000 =
  6. 6.207 × 10 =
  7. 7.71 × ? = 7100
  8. 8.25 × ? = 2500
  9. 9.652 × 10 =
  10. 10.460 × ? = 4600
  11. 11.23 × ? = 23000
  12. 12.6 × 1000 =
  13. 13.44 × ? = 44000
  14. 14.807 × ? = 8070
  15. 15.44 × 100 =
  16. 16.42 × 1000 =
  17. 17.87 × ? = 8700
  18. 18.64 × ? = 6400
  19. 19.14 × ? = 14000
  20. 20.14 × 100 =
  21. 21.21 × ? = 21000
  22. 22.104 × 10 =
  23. 23.9 × 1000 =
  24. 24.2 × 100 =
  25. 25.55 × 100 =
  26. 26.214 × ? = 2140
  27. 27.13 × ? = 1300
  28. 28.12 × 100 =
  29. 29.23 × 1000 =
  30. 30.26 × ? = 260
  31. 31.696 × 10 =
  32. 32.966 × ? = 9660
  33. 33.942 × 10 =
  34. 34.24 × 10 =
  35. 35.244 × 10 =
  36. 36.10 × 1000 =
  37. 37.332 × 10 =
  38. 38.8 × 1000 =
  39. 39.77 × 100 =
  40. 40.96 × ? = 9600

Answer key

  1. 7000
  2. 28000
  3. 2600
  4. 500
  5. 3000
  6. 2070
  7. 100
  8. 100
  9. 6520
  10. 10
  11. 1000
  12. 6000
  13. 1000
  14. 10
  15. 4400
  16. 42000
  17. 100
  18. 100
  19. 1000
  20. 1400
  21. 1000
  22. 1040
  23. 9000
  24. 200
  25. 5500
  26. 10
  27. 100
  28. 1200
  29. 23000
  30. 10
  31. 6960
  32. 10
  33. 9420
  34. 240
  35. 2440
  36. 10000
  37. 3320
  38. 8000
  39. 7700
  40. 100

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