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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 979 · 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. 1.45 × ? = 45000
  2. 2.36 × 1000 =
  3. 3.292 × 10 =
  4. 4.9 × 100 =
  5. 5.70 × ? = 7000
  6. 6.27 × 1000 =
  7. 7.4 × 1000 =
  8. 8.51 × 100 =
  9. 9.787 × ? = 7870
  10. 10.230 × ? = 2300
  11. 11.48 × 100 =
  12. 12.659 × ? = 6590
  13. 13.442 × 10 =
  14. 14.215 × ? = 2150
  15. 15.351 × 10 =
  16. 16.250 × 10 =
  17. 17.49 × 1000 =
  18. 18.80 × ? = 8000
  19. 19.3 × ? = 300
  20. 20.79 × ? = 7900
  21. 21.84 × ? = 8400
  22. 22.448 × 10 =
  23. 23.895 × ? = 8950
  24. 24.24 × 1000 =
  25. 25.38 × 1000 =
  26. 26.969 × ? = 9690
  27. 27.12 × 100 =
  28. 28.886 × 10 =
  29. 29.654 × ? = 6540
  30. 30.198 × 10 =
  31. 31.13 × 100 =
  32. 32.17 × 1000 =
  33. 33.604 × 10 =
  34. 34.177 × ? = 1770
  35. 35.19 × ? = 19000
  36. 36.6 × 1000 =
  37. 37.243 × 10 =
  38. 38.339 × ? = 3390
  39. 39.22 × 1000 =
  40. 40.371 × 10 =

Answer key

  1. 1000
  2. 36000
  3. 2920
  4. 900
  5. 100
  6. 27000
  7. 4000
  8. 5100
  9. 10
  10. 10
  11. 4800
  12. 10
  13. 4420
  14. 10
  15. 3510
  16. 2500
  17. 49000
  18. 100
  19. 100
  20. 100
  21. 100
  22. 4480
  23. 10
  24. 24000
  25. 38000
  26. 10
  27. 1200
  28. 8860
  29. 10
  30. 1980
  31. 1300
  32. 17000
  33. 6040
  34. 10
  35. 1000
  36. 6000
  37. 2430
  38. 10
  39. 22000
  40. 3710

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