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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 873 · 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. 1.42 × 100 =
  2. 2.46 × 1000 =
  3. 3.50 × ? = 50000
  4. 4.34 × 1000 =
  5. 5.515 × 10 =
  6. 6.51 × ? = 5100
  7. 7.40 × 1000 =
  8. 8.838 × 10 =
  9. 9.334 × 10 =
  10. 10.56 × ? = 5600
  11. 11.31 × ? = 31000
  12. 12.63 × 100 =
  13. 13.267 × 10 =
  14. 14.781 × ? = 7810
  15. 15.56 × 100 =
  16. 16.160 × ? = 1600
  17. 17.15 × 100 =
  18. 18.859 × ? = 8590
  19. 19.528 × ? = 5280
  20. 20.505 × 10 =
  21. 21.607 × 10 =
  22. 22.12 × 1000 =
  23. 23.278 × ? = 2780
  24. 24.21 × ? = 2100
  25. 25.35 × ? = 35000
  26. 26.66 × 100 =
  27. 27.90 × 100 =
  28. 28.8 × ? = 8000
  29. 29.33 × ? = 3300
  30. 30.235 × 10 =
  31. 31.609 × 10 =
  32. 32.9 × 1000 =
  33. 33.23 × 1000 =
  34. 34.393 × 10 =
  35. 35.120 × 10 =
  36. 36.194 × 10 =
  37. 37.352 × ? = 3520
  38. 38.22 × 1000 =
  39. 39.16 × ? = 16000
  40. 40.30 × 1000 =

Answer key

  1. 4200
  2. 46000
  3. 1000
  4. 34000
  5. 5150
  6. 100
  7. 40000
  8. 8380
  9. 3340
  10. 100
  11. 1000
  12. 6300
  13. 2670
  14. 10
  15. 5600
  16. 10
  17. 1500
  18. 10
  19. 10
  20. 5050
  21. 6070
  22. 12000
  23. 10
  24. 100
  25. 1000
  26. 6600
  27. 9000
  28. 1000
  29. 100
  30. 2350
  31. 6090
  32. 9000
  33. 23000
  34. 3930
  35. 1200
  36. 1940
  37. 10
  38. 22000
  39. 1000
  40. 30000

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