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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 941 · 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 × 1000 =
  2. 2.486 × 10 =
  3. 3.990 × 10 =
  4. 4.25 × ? = 2500
  5. 5.343 × 10 =
  6. 6.370 × 10 =
  7. 7.162 × 10 =
  8. 8.28 × 1000 =
  9. 9.568 × 10 =
  10. 10.11 × 10 =
  11. 11.70 × 100 =
  12. 12.15 × 100 =
  13. 13.340 × ? = 3400
  14. 14.113 × 10 =
  15. 15.46 × ? = 46000
  16. 16.87 × ? = 8700
  17. 17.63 × 100 =
  18. 18.652 × ? = 6520
  19. 19.77 × 100 =
  20. 20.15 × ? = 15000
  21. 21.48 × ? = 4800
  22. 22.976 × ? = 9760
  23. 23.850 × 10 =
  24. 24.32 × 1000 =
  25. 25.24 × ? = 24000
  26. 26.96 × 100 =
  27. 27.76 × 100 =
  28. 28.4 × ? = 4000
  29. 29.78 × 100 =
  30. 30.61 × 100 =
  31. 31.48 × 100 =
  32. 32.23 × 1000 =
  33. 33.7 × 1000 =
  34. 34.47 × ? = 4700
  35. 35.534 × ? = 5340
  36. 36.94 × ? = 9400
  37. 37.276 × 10 =
  38. 38.3 × ? = 3000
  39. 39.164 × 10 =
  40. 40.657 × 10 =

Answer key

  1. 15000
  2. 4860
  3. 9900
  4. 100
  5. 3430
  6. 3700
  7. 1620
  8. 28000
  9. 5680
  10. 110
  11. 7000
  12. 1500
  13. 10
  14. 1130
  15. 1000
  16. 100
  17. 6300
  18. 10
  19. 7700
  20. 1000
  21. 100
  22. 10
  23. 8500
  24. 32000
  25. 1000
  26. 9600
  27. 7600
  28. 1000
  29. 7800
  30. 6100
  31. 4800
  32. 23000
  33. 7000
  34. 100
  35. 10
  36. 100
  37. 2760
  38. 1000
  39. 1640
  40. 6570

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