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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 755 · 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. 1.15 × ? = 1500
  2. 2.35 × 100 =
  3. 3.40 × 1000 =
  4. 4.5 × 1000 =
  5. 5.720 × 10 =
  6. 6.323 × 10 =
  7. 7.15 × 1000 =
  8. 8.30 × 1000 =
  9. 9.46 × 100 =
  10. 10.612 × 10 =
  11. 11.37 × 1000 =
  12. 12.791 × ? = 7910
  13. 13.47 × 10 =
  14. 14.17 × 1000 =
  15. 15.895 × 10 =
  16. 16.29 × 1000 =
  17. 17.12 × 100 =
  18. 18.815 × 10 =
  19. 19.295 × 10 =
  20. 20.678 × ? = 6780
  21. 21.494 × ? = 4940
  22. 22.34 × 100 =
  23. 23.858 × 10 =
  24. 24.538 × 10 =
  25. 25.44 × ? = 44000
  26. 26.22 × 1000 =
  27. 27.29 × 100 =
  28. 28.981 × ? = 9810
  29. 29.20 × ? = 2000
  30. 30.4 × 100 =
  31. 31.346 × ? = 3460
  32. 32.19 × 1000 =
  33. 33.13 × 10 =
  34. 34.86 × 100 =
  35. 35.6 × 1000 =
  36. 36.69 × ? = 6900
  37. 37.12 × 1000 =
  38. 38.119 × ? = 1190
  39. 39.122 × ? = 1220
  40. 40.57 × 100 =

Answer key

  1. 100
  2. 3500
  3. 40000
  4. 5000
  5. 7200
  6. 3230
  7. 15000
  8. 30000
  9. 4600
  10. 6120
  11. 37000
  12. 10
  13. 470
  14. 17000
  15. 8950
  16. 29000
  17. 1200
  18. 8150
  19. 2950
  20. 10
  21. 10
  22. 3400
  23. 8580
  24. 5380
  25. 1000
  26. 22000
  27. 2900
  28. 10
  29. 100
  30. 400
  31. 10
  32. 19000
  33. 130
  34. 8600
  35. 6000
  36. 100
  37. 12000
  38. 10
  39. 10
  40. 5700

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