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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 83 · 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. 1.7 × 1000 =
  2. 2.278 × ? = 2780
  3. 3.50 × 1000 =
  4. 4.19 × ? = 19000
  5. 5.34 × 100 =
  6. 6.473 × 10 =
  7. 7.72 × ? = 7200
  8. 8.61 × 100 =
  9. 9.4 × 1000 =
  10. 10.47 × 1000 =
  11. 11.541 × 10 =
  12. 12.23 × 1000 =
  13. 13.14 × ? = 14000
  14. 14.440 × 10 =
  15. 15.500 × 10 =
  16. 16.145 × 10 =
  17. 17.10 × ? = 10000
  18. 18.343 × 10 =
  19. 19.24 × 100 =
  20. 20.24 × ? = 2400
  21. 21.85 × ? = 8500
  22. 22.44 × 1000 =
  23. 23.30 × 1000 =
  24. 24.7 × 100 =
  25. 25.43 × 100 =
  26. 26.223 × ? = 2230
  27. 27.331 × 10 =
  28. 28.47 × ? = 47000
  29. 29.96 × 100 =
  30. 30.540 × ? = 5400
  31. 31.263 × 10 =
  32. 32.13 × ? = 13000
  33. 33.39 × ? = 39000
  34. 34.31 × 1000 =
  35. 35.676 × ? = 6760
  36. 36.23 × ? = 2300
  37. 37.644 × 10 =
  38. 38.520 × ? = 5200
  39. 39.35 × ? = 35000
  40. 40.32 × 1000 =

Answer key

  1. 7000
  2. 10
  3. 50000
  4. 1000
  5. 3400
  6. 4730
  7. 100
  8. 6100
  9. 4000
  10. 47000
  11. 5410
  12. 23000
  13. 1000
  14. 4400
  15. 5000
  16. 1450
  17. 1000
  18. 3430
  19. 2400
  20. 100
  21. 100
  22. 44000
  23. 30000
  24. 700
  25. 4300
  26. 10
  27. 3310
  28. 1000
  29. 9600
  30. 10
  31. 2630
  32. 1000
  33. 1000
  34. 31000
  35. 10
  36. 100
  37. 6440
  38. 10
  39. 1000
  40. 32000

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