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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 391 · 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. 1.41 × ? = 4100
  2. 2.915 × 10 =
  3. 3.62 × ? = 6200
  4. 4.460 × ? = 4600
  5. 5.37 × 10 =
  6. 6.21 × 1000 =
  7. 7.6 × 1000 =
  8. 8.10 × ? = 10000
  9. 9.109 × ? = 1090
  10. 10.4 × 1000 =
  11. 11.22 × 1000 =
  12. 12.496 × 10 =
  13. 13.649 × ? = 6490
  14. 14.638 × 10 =
  15. 15.20 × ? = 20000
  16. 16.562 × 10 =
  17. 17.589 × 10 =
  18. 18.51 × ? = 5100
  19. 19.36 × 1000 =
  20. 20.37 × ? = 3700
  21. 21.80 × 100 =
  22. 22.22 × 100 =
  23. 23.183 × ? = 1830
  24. 24.24 × ? = 24000
  25. 25.26 × 1000 =
  26. 26.623 × 10 =
  27. 27.27 × 1000 =
  28. 28.42 × 1000 =
  29. 29.46 × 1000 =
  30. 30.91 × 100 =
  31. 31.545 × 10 =
  32. 32.169 × 10 =
  33. 33.39 × ? = 3900
  34. 34.39 × ? = 39000
  35. 35.92 × 100 =
  36. 36.935 × 10 =
  37. 37.11 × 1000 =
  38. 38.521 × ? = 5210
  39. 39.36 × ? = 3600
  40. 40.25 × 1000 =

Answer key

  1. 100
  2. 9150
  3. 100
  4. 10
  5. 370
  6. 21000
  7. 6000
  8. 1000
  9. 10
  10. 4000
  11. 22000
  12. 4960
  13. 10
  14. 6380
  15. 1000
  16. 5620
  17. 5890
  18. 100
  19. 36000
  20. 100
  21. 8000
  22. 2200
  23. 10
  24. 1000
  25. 26000
  26. 6230
  27. 27000
  28. 42000
  29. 46000
  30. 9100
  31. 5450
  32. 1690
  33. 100
  34. 1000
  35. 9200
  36. 9350
  37. 11000
  38. 10
  39. 100
  40. 25000

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