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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 876 · 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. 1.55 × 100 =
  2. 2.578 × ? = 5780
  3. 3.30 × 100 =
  4. 4.43 × 100 =
  5. 5.32 × ? = 3200
  6. 6.880 × 10 =
  7. 7.7 × 1000 =
  8. 8.23 × 100 =
  9. 9.8 × 1000 =
  10. 10.258 × ? = 2580
  11. 11.143 × 10 =
  12. 12.34 × ? = 3400
  13. 13.670 × 10 =
  14. 14.6 × 1000 =
  15. 15.769 × ? = 7690
  16. 16.963 × ? = 9630
  17. 17.354 × 10 =
  18. 18.255 × ? = 2550
  19. 19.948 × 10 =
  20. 20.97 × ? = 9700
  21. 21.373 × ? = 3730
  22. 22.98 × 100 =
  23. 23.872 × 10 =
  24. 24.33 × 1000 =
  25. 25.38 × ? = 38000
  26. 26.33 × ? = 3300
  27. 27.19 × 1000 =
  28. 28.45 × 10 =
  29. 29.781 × 10 =
  30. 30.12 × 1000 =
  31. 31.91 × 100 =
  32. 32.40 × 1000 =
  33. 33.9 × 1000 =
  34. 34.19 × 10 =
  35. 35.630 × 10 =
  36. 36.664 × 10 =
  37. 37.67 × ? = 6700
  38. 38.43 × ? = 43000
  39. 39.383 × ? = 3830
  40. 40.10 × ? = 10000

Answer key

  1. 5500
  2. 10
  3. 3000
  4. 4300
  5. 100
  6. 8800
  7. 7000
  8. 2300
  9. 8000
  10. 10
  11. 1430
  12. 100
  13. 6700
  14. 6000
  15. 10
  16. 10
  17. 3540
  18. 10
  19. 9480
  20. 100
  21. 10
  22. 9800
  23. 8720
  24. 33000
  25. 1000
  26. 100
  27. 19000
  28. 450
  29. 7810
  30. 12000
  31. 9100
  32. 40000
  33. 9000
  34. 190
  35. 6300
  36. 6640
  37. 100
  38. 1000
  39. 10
  40. 1000

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