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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 456 · 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. 1.395 × 10 =
  2. 2.20 × 1000 =
  3. 3.815 × ? = 8150
  4. 4.2 × 1000 =
  5. 5.66 × 100 =
  6. 6.27 × 1000 =
  7. 7.493 × 10 =
  8. 8.14 × ? = 14000
  9. 9.4 × 1000 =
  10. 10.614 × 10 =
  11. 11.5 × 1000 =
  12. 12.562 × ? = 5620
  13. 13.46 × 1000 =
  14. 14.528 × 10 =
  15. 15.42 × ? = 42000
  16. 16.553 × 10 =
  17. 17.21 × ? = 21000
  18. 18.21 × 1000 =
  19. 19.771 × 10 =
  20. 20.81 × 100 =
  21. 21.32 × 1000 =
  22. 22.164 × 10 =
  23. 23.27 × ? = 2700
  24. 24.46 × 100 =
  25. 25.17 × 100 =
  26. 26.709 × 10 =
  27. 27.277 × 10 =
  28. 28.194 × 10 =
  29. 29.601 × 10 =
  30. 30.19 × 1000 =
  31. 31.85 × 100 =
  32. 32.934 × ? = 9340
  33. 33.55 × 100 =
  34. 34.31 × 100 =
  35. 35.334 × 10 =
  36. 36.358 × ? = 3580
  37. 37.20 × ? = 20000
  38. 38.729 × 10 =
  39. 39.14 × 1000 =
  40. 40.15 × ? = 1500

Answer key

  1. 3950
  2. 20000
  3. 10
  4. 2000
  5. 6600
  6. 27000
  7. 4930
  8. 1000
  9. 4000
  10. 6140
  11. 5000
  12. 10
  13. 46000
  14. 5280
  15. 1000
  16. 5530
  17. 1000
  18. 21000
  19. 7710
  20. 8100
  21. 32000
  22. 1640
  23. 100
  24. 4600
  25. 1700
  26. 7090
  27. 2770
  28. 1940
  29. 6010
  30. 19000
  31. 8500
  32. 10
  33. 5500
  34. 3100
  35. 3340
  36. 10
  37. 1000
  38. 7290
  39. 14000
  40. 100

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