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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 850 · 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. 1.790 × 10 =
  2. 2.774 × ? = 7740
  3. 3.50 × 1000 =
  4. 4.773 × 10 =
  5. 5.731 × ? = 7310
  6. 6.807 × 10 =
  7. 7.32 × 100 =
  8. 8.23 × 1000 =
  9. 9.356 × 10 =
  10. 10.12 × 10 =
  11. 11.649 × ? = 6490
  12. 12.20 × 10 =
  13. 13.100 × 10 =
  14. 14.950 × 10 =
  15. 15.35 × 1000 =
  16. 16.196 × ? = 1960
  17. 17.76 × 10 =
  18. 18.6 × 1000 =
  19. 19.767 × ? = 7670
  20. 20.45 × 1000 =
  21. 21.42 × ? = 42000
  22. 22.696 × 10 =
  23. 23.9 × 100 =
  24. 24.48 × ? = 48000
  25. 25.232 × ? = 2320
  26. 26.4 × ? = 4000
  27. 27.82 × ? = 8200
  28. 28.9 × 1000 =
  29. 29.46 × ? = 4600
  30. 30.734 × 10 =
  31. 31.958 × 10 =
  32. 32.12 × 1000 =
  33. 33.16 × 100 =
  34. 34.35 × 100 =
  35. 35.65 × ? = 6500
  36. 36.740 × 10 =
  37. 37.5 × 1000 =
  38. 38.78 × 100 =
  39. 39.88 × ? = 8800
  40. 40.22 × ? = 22000

Answer key

  1. 7900
  2. 10
  3. 50000
  4. 7730
  5. 10
  6. 8070
  7. 3200
  8. 23000
  9. 3560
  10. 120
  11. 10
  12. 200
  13. 1000
  14. 9500
  15. 35000
  16. 10
  17. 760
  18. 6000
  19. 10
  20. 45000
  21. 1000
  22. 6960
  23. 900
  24. 1000
  25. 10
  26. 1000
  27. 100
  28. 9000
  29. 100
  30. 7340
  31. 9580
  32. 12000
  33. 1600
  34. 3500
  35. 100
  36. 7400
  37. 5000
  38. 7800
  39. 100
  40. 1000

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