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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 905 · 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. 1.97 × ? = 9700
  2. 2.3 × 1000 =
  3. 3.25 × ? = 25000
  4. 4.317 × 10 =
  5. 5.21 × ? = 21000
  6. 6.590 × ? = 5900
  7. 7.616 × 10 =
  8. 8.166 × 10 =
  9. 9.35 × 100 =
  10. 10.348 × ? = 3480
  11. 11.803 × ? = 8030
  12. 12.60 × 100 =
  13. 13.474 × 10 =
  14. 14.22 × 100 =
  15. 15.45 × ? = 45000
  16. 16.22 × 10 =
  17. 17.50 × 1000 =
  18. 18.5 × 1000 =
  19. 19.122 × ? = 1220
  20. 20.691 × 10 =
  21. 21.11 × ? = 11000
  22. 22.24 × 1000 =
  23. 23.21 × ? = 2100
  24. 24.535 × ? = 5350
  25. 25.670 × 10 =
  26. 26.89 × ? = 8900
  27. 27.495 × 10 =
  28. 28.36 × ? = 3600
  29. 29.9 × ? = 900
  30. 30.728 × ? = 7280
  31. 31.260 × ? = 2600
  32. 32.213 × 10 =
  33. 33.13 × 100 =
  34. 34.989 × ? = 9890
  35. 35.98 × 100 =
  36. 36.302 × ? = 3020
  37. 37.470 × 10 =
  38. 38.468 × 10 =
  39. 39.38 × 100 =
  40. 40.680 × 10 =

Answer key

  1. 100
  2. 3000
  3. 1000
  4. 3170
  5. 1000
  6. 10
  7. 6160
  8. 1660
  9. 3500
  10. 10
  11. 10
  12. 6000
  13. 4740
  14. 2200
  15. 1000
  16. 220
  17. 50000
  18. 5000
  19. 10
  20. 6910
  21. 1000
  22. 24000
  23. 100
  24. 10
  25. 6700
  26. 100
  27. 4950
  28. 100
  29. 100
  30. 10
  31. 10
  32. 2130
  33. 1300
  34. 10
  35. 9800
  36. 10
  37. 4700
  38. 4680
  39. 3800
  40. 6800

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