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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 749 · 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. 1.66 × 100 =
  2. 2.2 × 1000 =
  3. 3.112 × 10 =
  4. 4.2 × ? = 2000
  5. 5.12 × ? = 1200
  6. 6.472 × 10 =
  7. 7.35 × 1000 =
  8. 8.777 × 10 =
  9. 9.217 × ? = 2170
  10. 10.259 × 10 =
  11. 11.22 × 100 =
  12. 12.40 × 100 =
  13. 13.46 × 100 =
  14. 14.227 × 10 =
  15. 15.48 × ? = 48000
  16. 16.15 × ? = 15000
  17. 17.3 × 1000 =
  18. 18.34 × 1000 =
  19. 19.3 × ? = 3000
  20. 20.110 × 10 =
  21. 21.495 × 10 =
  22. 22.86 × 10 =
  23. 23.42 × ? = 42000
  24. 24.599 × 10 =
  25. 25.518 × 10 =
  26. 26.21 × 1000 =
  27. 27.38 × 1000 =
  28. 28.39 × 100 =
  29. 29.38 × ? = 38000
  30. 30.673 × 10 =
  31. 31.113 × ? = 1130
  32. 32.27 × ? = 27000
  33. 33.87 × 100 =
  34. 34.37 × ? = 37000
  35. 35.48 × 100 =
  36. 36.63 × 100 =
  37. 37.24 × 1000 =
  38. 38.473 × ? = 4730
  39. 39.149 × 10 =
  40. 40.23 × 1000 =

Answer key

  1. 6600
  2. 2000
  3. 1120
  4. 1000
  5. 100
  6. 4720
  7. 35000
  8. 7770
  9. 10
  10. 2590
  11. 2200
  12. 4000
  13. 4600
  14. 2270
  15. 1000
  16. 1000
  17. 3000
  18. 34000
  19. 1000
  20. 1100
  21. 4950
  22. 860
  23. 1000
  24. 5990
  25. 5180
  26. 21000
  27. 38000
  28. 3900
  29. 1000
  30. 6730
  31. 10
  32. 1000
  33. 8700
  34. 1000
  35. 4800
  36. 6300
  37. 24000
  38. 10
  39. 1490
  40. 23000

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