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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 363 · 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. 1.685 × 10 =
  2. 2.28 × 1000 =
  3. 3.872 × ? = 8720
  4. 4.44 × 10 =
  5. 5.23 × ? = 2300
  6. 6.10 × 100 =
  7. 7.79 × ? = 7900
  8. 8.139 × ? = 1390
  9. 9.735 × ? = 7350
  10. 10.8 × 1000 =
  11. 11.12 × ? = 1200
  12. 12.412 × ? = 4120
  13. 13.27 × ? = 27000
  14. 14.50 × 1000 =
  15. 15.306 × 10 =
  16. 16.16 × 1000 =
  17. 17.116 × 10 =
  18. 18.39 × 1000 =
  19. 19.833 × 10 =
  20. 20.250 × ? = 2500
  21. 21.587 × 10 =
  22. 22.160 × 10 =
  23. 23.25 × 1000 =
  24. 24.17 × ? = 17000
  25. 25.70 × ? = 7000
  26. 26.10 × 1000 =
  27. 27.67 × 100 =
  28. 28.52 × 100 =
  29. 29.928 × 10 =
  30. 30.43 × 100 =
  31. 31.27 × 1000 =
  32. 32.5 × ? = 500
  33. 33.2 × ? = 2000
  34. 34.37 × 10 =
  35. 35.232 × 10 =
  36. 36.191 × 10 =
  37. 37.229 × 10 =
  38. 38.314 × 10 =
  39. 39.32 × ? = 32000
  40. 40.71 × 100 =

Answer key

  1. 6850
  2. 28000
  3. 10
  4. 440
  5. 100
  6. 1000
  7. 100
  8. 10
  9. 10
  10. 8000
  11. 100
  12. 10
  13. 1000
  14. 50000
  15. 3060
  16. 16000
  17. 1160
  18. 39000
  19. 8330
  20. 10
  21. 5870
  22. 1600
  23. 25000
  24. 1000
  25. 100
  26. 10000
  27. 6700
  28. 5200
  29. 9280
  30. 4300
  31. 27000
  32. 100
  33. 1000
  34. 370
  35. 2320
  36. 1910
  37. 2290
  38. 3140
  39. 1000
  40. 7100

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