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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 190 · 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. 1.371 × 10 =
  2. 2.6 × ? = 600
  3. 3.997 × 10 =
  4. 4.80 × ? = 800
  5. 5.97 × 100 =
  6. 6.62 × 100 =
  7. 7.22 × ? = 2200
  8. 8.137 × ? = 1370
  9. 9.743 × 10 =
  10. 10.712 × 10 =
  11. 11.36 × 1000 =
  12. 12.761 × 10 =
  13. 13.20 × 1000 =
  14. 14.6 × 1000 =
  15. 15.76 × 100 =
  16. 16.8 × 10 =
  17. 17.486 × 10 =
  18. 18.40 × ? = 40000
  19. 19.50 × ? = 5000
  20. 20.22 × 1000 =
  21. 21.42 × 1000 =
  22. 22.8 × ? = 800
  23. 23.43 × 1000 =
  24. 24.961 × ? = 9610
  25. 25.63 × 100 =
  26. 26.46 × 100 =
  27. 27.20 × ? = 20000
  28. 28.13 × ? = 13000
  29. 29.335 × 10 =
  30. 30.8 × 1000 =
  31. 31.38 × ? = 38000
  32. 32.7 × ? = 7000
  33. 33.721 × 10 =
  34. 34.15 × ? = 15000
  35. 35.18 × ? = 18000
  36. 36.21 × 1000 =
  37. 37.67 × ? = 6700
  38. 38.68 × ? = 6800
  39. 39.48 × 100 =
  40. 40.242 × 10 =

Answer key

  1. 3710
  2. 100
  3. 9970
  4. 10
  5. 9700
  6. 6200
  7. 100
  8. 10
  9. 7430
  10. 7120
  11. 36000
  12. 7610
  13. 20000
  14. 6000
  15. 7600
  16. 80
  17. 4860
  18. 1000
  19. 100
  20. 22000
  21. 42000
  22. 100
  23. 43000
  24. 10
  25. 6300
  26. 4600
  27. 1000
  28. 1000
  29. 3350
  30. 8000
  31. 1000
  32. 1000
  33. 7210
  34. 1000
  35. 1000
  36. 21000
  37. 100
  38. 100
  39. 4800
  40. 2420

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