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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 913 · 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. 1.40 × ? = 4000
  2. 2.45 × ? = 4500
  3. 3.37 × 1000 =
  4. 4.46 × ? = 46000
  5. 5.49 × ? = 49000
  6. 6.68 × 100 =
  7. 7.415 × 10 =
  8. 8.173 × ? = 1730
  9. 9.39 × 1000 =
  10. 10.446 × 10 =
  11. 11.18 × 100 =
  12. 12.81 × 10 =
  13. 13.34 × 1000 =
  14. 14.503 × 10 =
  15. 15.36 × ? = 36000
  16. 16.20 × ? = 2000
  17. 17.14 × 100 =
  18. 18.46 × 1000 =
  19. 19.996 × 10 =
  20. 20.220 × 10 =
  21. 21.7 × 1000 =
  22. 22.42 × 100 =
  23. 23.65 × 100 =
  24. 24.988 × 10 =
  25. 25.24 × 1000 =
  26. 26.15 × ? = 15000
  27. 27.10 × ? = 10000
  28. 28.83 × 100 =
  29. 29.29 × ? = 29000
  30. 30.385 × ? = 3850
  31. 31.5 × 1000 =
  32. 32.258 × 10 =
  33. 33.339 × ? = 3390
  34. 34.24 × ? = 24000
  35. 35.855 × ? = 8550
  36. 36.26 × 1000 =
  37. 37.68 × ? = 6800
  38. 38.768 × ? = 7680
  39. 39.59 × 100 =
  40. 40.149 × 10 =

Answer key

  1. 100
  2. 100
  3. 37000
  4. 1000
  5. 1000
  6. 6800
  7. 4150
  8. 10
  9. 39000
  10. 4460
  11. 1800
  12. 810
  13. 34000
  14. 5030
  15. 1000
  16. 100
  17. 1400
  18. 46000
  19. 9960
  20. 2200
  21. 7000
  22. 4200
  23. 6500
  24. 9880
  25. 24000
  26. 1000
  27. 1000
  28. 8300
  29. 1000
  30. 10
  31. 5000
  32. 2580
  33. 10
  34. 1000
  35. 10
  36. 26000
  37. 100
  38. 10
  39. 5900
  40. 1490

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