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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 491 · 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. 1.96 × 100 =
  2. 2.509 × ? = 5090
  3. 3.90 × ? = 9000
  4. 4.49 × 100 =
  5. 5.425 × ? = 4250
  6. 6.24 × ? = 24000
  7. 7.335 × ? = 3350
  8. 8.700 × 10 =
  9. 9.21 × ? = 21000
  10. 10.19 × 1000 =
  11. 11.13 × 1000 =
  12. 12.28 × 100 =
  13. 13.72 × 100 =
  14. 14.125 × 10 =
  15. 15.44 × ? = 4400
  16. 16.4 × 100 =
  17. 17.6 × ? = 600
  18. 18.63 × ? = 6300
  19. 19.383 × 10 =
  20. 20.109 × ? = 1090
  21. 21.97 × 100 =
  22. 22.7 × 1000 =
  23. 23.25 × 1000 =
  24. 24.542 × 10 =
  25. 25.92 × ? = 9200
  26. 26.54 × 100 =
  27. 27.55 × 100 =
  28. 28.779 × ? = 7790
  29. 29.12 × 1000 =
  30. 30.816 × ? = 8160
  31. 31.72 × 10 =
  32. 32.647 × 10 =
  33. 33.426 × 10 =
  34. 34.40 × ? = 40000
  35. 35.24 × 1000 =
  36. 36.284 × ? = 2840
  37. 37.37 × 1000 =
  38. 38.45 × 100 =
  39. 39.403 × ? = 4030
  40. 40.74 × ? = 7400

Answer key

  1. 9600
  2. 10
  3. 100
  4. 4900
  5. 10
  6. 1000
  7. 10
  8. 7000
  9. 1000
  10. 19000
  11. 13000
  12. 2800
  13. 7200
  14. 1250
  15. 100
  16. 400
  17. 100
  18. 100
  19. 3830
  20. 10
  21. 9700
  22. 7000
  23. 25000
  24. 5420
  25. 100
  26. 5400
  27. 5500
  28. 10
  29. 12000
  30. 10
  31. 720
  32. 6470
  33. 4260
  34. 1000
  35. 24000
  36. 10
  37. 37000
  38. 4500
  39. 10
  40. 100

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