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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 292 · 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. 1.65 × ? = 6500
  2. 2.6 × ? = 600
  3. 3.22 × 1000 =
  4. 4.922 × 10 =
  5. 5.6 × ? = 6000
  6. 6.496 × 10 =
  7. 7.23 × ? = 23000
  8. 8.11 × ? = 1100
  9. 9.257 × 10 =
  10. 10.610 × 10 =
  11. 11.39 × 100 =
  12. 12.56 × 100 =
  13. 13.40 × ? = 40000
  14. 14.457 × 10 =
  15. 15.255 × 10 =
  16. 16.49 × 1000 =
  17. 17.37 × ? = 37000
  18. 18.551 × 10 =
  19. 19.44 × 1000 =
  20. 20.25 × 100 =
  21. 21.86 × 10 =
  22. 22.7 × 100 =
  23. 23.52 × ? = 5200
  24. 24.10 × 100 =
  25. 25.13 × 100 =
  26. 26.642 × ? = 6420
  27. 27.42 × 1000 =
  28. 28.86 × ? = 860
  29. 29.613 × ? = 6130
  30. 30.486 × ? = 4860
  31. 31.31 × ? = 3100
  32. 32.24 × 10 =
  33. 33.14 × 1000 =
  34. 34.577 × ? = 5770
  35. 35.17 × ? = 17000
  36. 36.93 × 100 =
  37. 37.27 × 1000 =
  38. 38.9 × 1000 =
  39. 39.737 × ? = 7370
  40. 40.284 × ? = 2840

Answer key

  1. 100
  2. 100
  3. 22000
  4. 9220
  5. 1000
  6. 4960
  7. 1000
  8. 100
  9. 2570
  10. 6100
  11. 3900
  12. 5600
  13. 1000
  14. 4570
  15. 2550
  16. 49000
  17. 1000
  18. 5510
  19. 44000
  20. 2500
  21. 860
  22. 700
  23. 100
  24. 1000
  25. 1300
  26. 10
  27. 42000
  28. 10
  29. 10
  30. 10
  31. 100
  32. 240
  33. 14000
  34. 10
  35. 1000
  36. 9300
  37. 27000
  38. 9000
  39. 10
  40. 10

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