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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 841 · 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. 1.16 × ? = 16000
  2. 2.61 × ? = 6100
  3. 3.8 × 1000 =
  4. 4.5 × ? = 5000
  5. 5.354 × 10 =
  6. 6.64 × 10 =
  7. 7.402 × 10 =
  8. 8.15 × 1000 =
  9. 9.988 × 10 =
  10. 10.25 × 1000 =
  11. 11.37 × 100 =
  12. 12.14 × 100 =
  13. 13.118 × 10 =
  14. 14.35 × 100 =
  15. 15.575 × 10 =
  16. 16.45 × 100 =
  17. 17.45 × ? = 45000
  18. 18.932 × 10 =
  19. 19.239 × 10 =
  20. 20.79 × ? = 7900
  21. 21.25 × 100 =
  22. 22.24 × 1000 =
  23. 23.33 × 100 =
  24. 24.10 × ? = 10000
  25. 25.26 × 100 =
  26. 26.31 × 1000 =
  27. 27.758 × 10 =
  28. 28.10 × 1000 =
  29. 29.230 × ? = 2300
  30. 30.11 × 1000 =
  31. 31.28 × 1000 =
  32. 32.48 × ? = 48000
  33. 33.745 × ? = 7450
  34. 34.32 × ? = 32000
  35. 35.486 × 10 =
  36. 36.94 × ? = 9400
  37. 37.4 × 1000 =
  38. 38.81 × 100 =
  39. 39.995 × 10 =
  40. 40.73 × ? = 7300

Answer key

  1. 1000
  2. 100
  3. 8000
  4. 1000
  5. 3540
  6. 640
  7. 4020
  8. 15000
  9. 9880
  10. 25000
  11. 3700
  12. 1400
  13. 1180
  14. 3500
  15. 5750
  16. 4500
  17. 1000
  18. 9320
  19. 2390
  20. 100
  21. 2500
  22. 24000
  23. 3300
  24. 1000
  25. 2600
  26. 31000
  27. 7580
  28. 10000
  29. 10
  30. 11000
  31. 28000
  32. 1000
  33. 10
  34. 1000
  35. 4860
  36. 100
  37. 4000
  38. 8100
  39. 9950
  40. 100

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