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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 704 · 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. 1.8 × 1000 =
  2. 2.163 × ? = 1630
  3. 3.17 × ? = 17000
  4. 4.49 × ? = 4900
  5. 5.15 × 100 =
  6. 6.893 × 10 =
  7. 7.35 × 1000 =
  8. 8.451 × ? = 4510
  9. 9.96 × ? = 9600
  10. 10.15 × 1000 =
  11. 11.34 × 1000 =
  12. 12.20 × 1000 =
  13. 13.133 × 10 =
  14. 14.16 × 1000 =
  15. 15.8 × 100 =
  16. 16.370 × 10 =
  17. 17.453 × 10 =
  18. 18.85 × ? = 8500
  19. 19.59 × 100 =
  20. 20.18 × ? = 18000
  21. 21.23 × ? = 2300
  22. 22.148 × 10 =
  23. 23.208 × ? = 2080
  24. 24.13 × ? = 13000
  25. 25.10 × 1000 =
  26. 26.16 × ? = 16000
  27. 27.73 × ? = 7300
  28. 28.10 × ? = 10000
  29. 29.88 × 100 =
  30. 30.994 × ? = 9940
  31. 31.9 × 1000 =
  32. 32.768 × ? = 7680
  33. 33.27 × 100 =
  34. 34.23 × 1000 =
  35. 35.28 × 100 =
  36. 36.563 × ? = 5630
  37. 37.640 × 10 =
  38. 38.137 × 10 =
  39. 39.21 × 1000 =
  40. 40.45 × 100 =

Answer key

  1. 8000
  2. 10
  3. 1000
  4. 100
  5. 1500
  6. 8930
  7. 35000
  8. 10
  9. 100
  10. 15000
  11. 34000
  12. 20000
  13. 1330
  14. 16000
  15. 800
  16. 3700
  17. 4530
  18. 100
  19. 5900
  20. 1000
  21. 100
  22. 1480
  23. 10
  24. 1000
  25. 10000
  26. 1000
  27. 100
  28. 1000
  29. 8800
  30. 10
  31. 9000
  32. 10
  33. 2700
  34. 23000
  35. 2800
  36. 10
  37. 6400
  38. 1370
  39. 21000
  40. 4500

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