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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 802 · 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. 1.35 × 100 =
  2. 2.293 × 10 =
  3. 3.12 × 1000 =
  4. 4.30 × 10 =
  5. 5.185 × 10 =
  6. 6.893 × 10 =
  7. 7.30 × 1000 =
  8. 8.509 × 10 =
  9. 9.56 × 100 =
  10. 10.171 × 10 =
  11. 11.166 × 10 =
  12. 12.7 × 1000 =
  13. 13.5 × 100 =
  14. 14.353 × 10 =
  15. 15.913 × 10 =
  16. 16.88 × 100 =
  17. 17.6 × ? = 600
  18. 18.201 × 10 =
  19. 19.547 × ? = 5470
  20. 20.49 × 1000 =
  21. 21.23 × ? = 23000
  22. 22.10 × ? = 1000
  23. 23.36 × 1000 =
  24. 24.3 × ? = 300
  25. 25.38 × ? = 3800
  26. 26.891 × 10 =
  27. 27.67 × 100 =
  28. 28.919 × ? = 9190
  29. 29.449 × ? = 4490
  30. 30.77 × 100 =
  31. 31.742 × 10 =
  32. 32.87 × 100 =
  33. 33.155 × ? = 1550
  34. 34.943 × ? = 9430
  35. 35.40 × 1000 =
  36. 36.13 × 1000 =
  37. 37.20 × ? = 2000
  38. 38.936 × 10 =
  39. 39.69 × 100 =
  40. 40.14 × ? = 14000

Answer key

  1. 3500
  2. 2930
  3. 12000
  4. 300
  5. 1850
  6. 8930
  7. 30000
  8. 5090
  9. 5600
  10. 1710
  11. 1660
  12. 7000
  13. 500
  14. 3530
  15. 9130
  16. 8800
  17. 100
  18. 2010
  19. 10
  20. 49000
  21. 1000
  22. 100
  23. 36000
  24. 100
  25. 100
  26. 8910
  27. 6700
  28. 10
  29. 10
  30. 7700
  31. 7420
  32. 8700
  33. 10
  34. 10
  35. 40000
  36. 13000
  37. 100
  38. 9360
  39. 6900
  40. 1000

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