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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 521 · 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. 1.20 × ? = 20000
  2. 2.773 × 10 =
  3. 3.32 × ? = 3200
  4. 4.208 × ? = 2080
  5. 5.54 × ? = 5400
  6. 6.14 × 100 =
  7. 7.841 × 10 =
  8. 8.296 × 10 =
  9. 9.77 × ? = 770
  10. 10.353 × 10 =
  11. 11.16 × 1000 =
  12. 12.63 × ? = 630
  13. 13.4 × 100 =
  14. 14.186 × 10 =
  15. 15.337 × ? = 3370
  16. 16.2 × 1000 =
  17. 17.659 × 10 =
  18. 18.234 × ? = 2340
  19. 19.37 × ? = 37000
  20. 20.77 × ? = 7700
  21. 21.41 × 1000 =
  22. 22.14 × 1000 =
  23. 23.38 × ? = 38000
  24. 24.43 × 1000 =
  25. 25.528 × ? = 5280
  26. 26.40 × 1000 =
  27. 27.866 × 10 =
  28. 28.168 × 10 =
  29. 29.13 × 1000 =
  30. 30.19 × ? = 1900
  31. 31.123 × 10 =
  32. 32.825 × 10 =
  33. 33.422 × 10 =
  34. 34.183 × ? = 1830
  35. 35.26 × ? = 26000
  36. 36.76 × 100 =
  37. 37.42 × ? = 42000
  38. 38.99 × ? = 9900
  39. 39.36 × 1000 =
  40. 40.21 × 10 =

Answer key

  1. 1000
  2. 7730
  3. 100
  4. 10
  5. 100
  6. 1400
  7. 8410
  8. 2960
  9. 10
  10. 3530
  11. 16000
  12. 10
  13. 400
  14. 1860
  15. 10
  16. 2000
  17. 6590
  18. 10
  19. 1000
  20. 100
  21. 41000
  22. 14000
  23. 1000
  24. 43000
  25. 10
  26. 40000
  27. 8660
  28. 1680
  29. 13000
  30. 100
  31. 1230
  32. 8250
  33. 4220
  34. 10
  35. 1000
  36. 7600
  37. 1000
  38. 100
  39. 36000
  40. 210

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