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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 19 · 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. 1.4 × 1000 =
  2. 2.39 × ? = 39000
  3. 3.66 × ? = 6600
  4. 4.96 × ? = 9600
  5. 5.15 × 100 =
  6. 6.46 × ? = 46000
  7. 7.22 × 10 =
  8. 8.110 × ? = 1100
  9. 9.19 × ? = 19000
  10. 10.46 × 1000 =
  11. 11.578 × 10 =
  12. 12.543 × 10 =
  13. 13.848 × 10 =
  14. 14.228 × ? = 2280
  15. 15.628 × ? = 6280
  16. 16.16 × 100 =
  17. 17.60 × ? = 6000
  18. 18.281 × ? = 2810
  19. 19.609 × 10 =
  20. 20.641 × ? = 6410
  21. 21.31 × 1000 =
  22. 22.586 × ? = 5860
  23. 23.186 × 10 =
  24. 24.15 × ? = 1500
  25. 25.65 × 100 =
  26. 26.230 × ? = 2300
  27. 27.93 × 100 =
  28. 28.19 × 100 =
  29. 29.927 × 10 =
  30. 30.4 × ? = 40
  31. 31.10 × 1000 =
  32. 32.34 × ? = 34000
  33. 33.23 × ? = 23000
  34. 34.978 × ? = 9780
  35. 35.157 × 10 =
  36. 36.35 × 1000 =
  37. 37.82 × ? = 8200
  38. 38.49 × 100 =
  39. 39.365 × 10 =
  40. 40.286 × 10 =

Answer key

  1. 4000
  2. 1000
  3. 100
  4. 100
  5. 1500
  6. 1000
  7. 220
  8. 10
  9. 1000
  10. 46000
  11. 5780
  12. 5430
  13. 8480
  14. 10
  15. 10
  16. 1600
  17. 100
  18. 10
  19. 6090
  20. 10
  21. 31000
  22. 10
  23. 1860
  24. 100
  25. 6500
  26. 10
  27. 9300
  28. 1900
  29. 9270
  30. 10
  31. 10000
  32. 1000
  33. 1000
  34. 10
  35. 1570
  36. 35000
  37. 100
  38. 4900
  39. 3650
  40. 2860

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