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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 128 · 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. 1.43 × 100 =
  2. 2.687 × ? = 6870
  3. 3.9 × ? = 9000
  4. 4.5 × 1000 =
  5. 5.559 × 10 =
  6. 6.8 × 100 =
  7. 7.6 × 1000 =
  8. 8.22 × 100 =
  9. 9.851 × ? = 8510
  10. 10.25 × ? = 2500
  11. 11.881 × 10 =
  12. 12.7 × 100 =
  13. 13.629 × 10 =
  14. 14.880 × ? = 8800
  15. 15.14 × ? = 1400
  16. 16.35 × 1000 =
  17. 17.19 × ? = 19000
  18. 18.56 × 10 =
  19. 19.581 × 10 =
  20. 20.325 × 10 =
  21. 21.271 × 10 =
  22. 22.7 × 1000 =
  23. 23.21 × 1000 =
  24. 24.648 × 10 =
  25. 25.943 × 10 =
  26. 26.26 × 100 =
  27. 27.34 × ? = 3400
  28. 28.39 × 100 =
  29. 29.10 × ? = 10000
  30. 30.4 × ? = 400
  31. 31.133 × 10 =
  32. 32.82 × 100 =
  33. 33.23 × ? = 23000
  34. 34.867 × 10 =
  35. 35.42 × ? = 42000
  36. 36.44 × ? = 44000
  37. 37.44 × 1000 =
  38. 38.451 × 10 =
  39. 39.672 × ? = 6720
  40. 40.668 × ? = 6680

Answer key

  1. 4300
  2. 10
  3. 1000
  4. 5000
  5. 5590
  6. 800
  7. 6000
  8. 2200
  9. 10
  10. 100
  11. 8810
  12. 700
  13. 6290
  14. 10
  15. 100
  16. 35000
  17. 1000
  18. 560
  19. 5810
  20. 3250
  21. 2710
  22. 7000
  23. 21000
  24. 6480
  25. 9430
  26. 2600
  27. 100
  28. 3900
  29. 1000
  30. 100
  31. 1330
  32. 8200
  33. 1000
  34. 8670
  35. 1000
  36. 1000
  37. 44000
  38. 4510
  39. 10
  40. 10

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