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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 731 · 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. 1.810 × 10 =
  2. 2.658 × 10 =
  3. 3.18 × 1000 =
  4. 4.184 × 10 =
  5. 5.47 × 1000 =
  6. 6.2 × 1000 =
  7. 7.70 × 10 =
  8. 8.666 × 10 =
  9. 9.323 × ? = 3230
  10. 10.47 × ? = 4700
  11. 11.60 × 10 =
  12. 12.43 × ? = 430
  13. 13.145 × ? = 1450
  14. 14.59 × 10 =
  15. 15.990 × 10 =
  16. 16.744 × ? = 7440
  17. 17.41 × ? = 410
  18. 18.38 × 1000 =
  19. 19.23 × ? = 23000
  20. 20.331 × 10 =
  21. 21.615 × 10 =
  22. 22.86 × 100 =
  23. 23.4 × 100 =
  24. 24.43 × 1000 =
  25. 25.827 × ? = 8270
  26. 26.94 × ? = 9400
  27. 27.120 × 10 =
  28. 28.7 × ? = 7000
  29. 29.465 × 10 =
  30. 30.40 × ? = 40000
  31. 31.288 × ? = 2880
  32. 32.2 × ? = 2000
  33. 33.4 × 10 =
  34. 34.568 × 10 =
  35. 35.82 × ? = 8200
  36. 36.68 × 100 =
  37. 37.29 × ? = 2900
  38. 38.97 × 100 =
  39. 39.756 × ? = 7560
  40. 40.50 × 1000 =

Answer key

  1. 8100
  2. 6580
  3. 18000
  4. 1840
  5. 47000
  6. 2000
  7. 700
  8. 6660
  9. 10
  10. 100
  11. 600
  12. 10
  13. 10
  14. 590
  15. 9900
  16. 10
  17. 10
  18. 38000
  19. 1000
  20. 3310
  21. 6150
  22. 8600
  23. 400
  24. 43000
  25. 10
  26. 100
  27. 1200
  28. 1000
  29. 4650
  30. 1000
  31. 10
  32. 1000
  33. 40
  34. 5680
  35. 100
  36. 6800
  37. 100
  38. 9700
  39. 10
  40. 50000

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