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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 74 · 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. 1.24 × ? = 24000
  2. 2.28 × ? = 2800
  3. 3.76 × ? = 7600
  4. 4.253 × ? = 2530
  5. 5.27 × 1000 =
  6. 6.18 × ? = 18000
  7. 7.2 × ? = 2000
  8. 8.669 × 10 =
  9. 9.32 × ? = 3200
  10. 10.44 × 10 =
  11. 11.82 × 10 =
  12. 12.51 × ? = 5100
  13. 13.529 × 10 =
  14. 14.22 × 10 =
  15. 15.38 × 1000 =
  16. 16.147 × 10 =
  17. 17.18 × 100 =
  18. 18.881 × 10 =
  19. 19.7 × 100 =
  20. 20.56 × 100 =
  21. 21.28 × 1000 =
  22. 22.3 × 100 =
  23. 23.890 × 10 =
  24. 24.35 × 1000 =
  25. 25.935 × 10 =
  26. 26.183 × ? = 1830
  27. 27.708 × 10 =
  28. 28.200 × 10 =
  29. 29.7 × 1000 =
  30. 30.2 × 1000 =
  31. 31.791 × 10 =
  32. 32.919 × ? = 9190
  33. 33.33 × 1000 =
  34. 34.13 × 1000 =
  35. 35.346 × 10 =
  36. 36.443 × 10 =
  37. 37.383 × ? = 3830
  38. 38.818 × 10 =
  39. 39.20 × ? = 20000
  40. 40.10 × 1000 =

Answer key

  1. 1000
  2. 100
  3. 100
  4. 10
  5. 27000
  6. 1000
  7. 1000
  8. 6690
  9. 100
  10. 440
  11. 820
  12. 100
  13. 5290
  14. 220
  15. 38000
  16. 1470
  17. 1800
  18. 8810
  19. 700
  20. 5600
  21. 28000
  22. 300
  23. 8900
  24. 35000
  25. 9350
  26. 10
  27. 7080
  28. 2000
  29. 7000
  30. 2000
  31. 7910
  32. 10
  33. 33000
  34. 13000
  35. 3460
  36. 4430
  37. 10
  38. 8180
  39. 1000
  40. 10000

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