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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 441 · 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. 1.9 × 100 =
  2. 2.897 × 10 =
  3. 3.9 × ? = 9000
  4. 4.466 × ? = 4660
  5. 5.4 × 100 =
  6. 6.27 × ? = 27000
  7. 7.222 × 10 =
  8. 8.23 × ? = 23000
  9. 9.934 × 10 =
  10. 10.96 × ? = 9600
  11. 11.761 × ? = 7610
  12. 12.25 × 100 =
  13. 13.26 × 1000 =
  14. 14.831 × 10 =
  15. 15.742 × ? = 7420
  16. 16.96 × 100 =
  17. 17.269 × ? = 2690
  18. 18.67 × 100 =
  19. 19.686 × 10 =
  20. 20.37 × 100 =
  21. 21.35 × ? = 35000
  22. 22.36 × 100 =
  23. 23.966 × 10 =
  24. 24.970 × 10 =
  25. 25.35 × 1000 =
  26. 26.2 × 1000 =
  27. 27.32 × ? = 32000
  28. 28.401 × ? = 4010
  29. 29.145 × 10 =
  30. 30.18 × 1000 =
  31. 31.267 × ? = 2670
  32. 32.582 × ? = 5820
  33. 33.8 × 100 =
  34. 34.12 × 1000 =
  35. 35.417 × ? = 4170
  36. 36.66 × 100 =
  37. 37.95 × 100 =
  38. 38.49 × 100 =
  39. 39.681 × ? = 6810
  40. 40.84 × ? = 8400

Answer key

  1. 900
  2. 8970
  3. 1000
  4. 10
  5. 400
  6. 1000
  7. 2220
  8. 1000
  9. 9340
  10. 100
  11. 10
  12. 2500
  13. 26000
  14. 8310
  15. 10
  16. 9600
  17. 10
  18. 6700
  19. 6860
  20. 3700
  21. 1000
  22. 3600
  23. 9660
  24. 9700
  25. 35000
  26. 2000
  27. 1000
  28. 10
  29. 1450
  30. 18000
  31. 10
  32. 10
  33. 800
  34. 12000
  35. 10
  36. 6600
  37. 9500
  38. 4900
  39. 10
  40. 100

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