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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 385 · 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. 1.993 × ? = 9930
  2. 2.258 × ? = 2580
  3. 3.305 × 10 =
  4. 4.429 × 10 =
  5. 5.93 × 100 =
  6. 6.567 × 10 =
  7. 7.35 × 1000 =
  8. 8.111 × ? = 1110
  9. 9.44 × 100 =
  10. 10.19 × 1000 =
  11. 11.29 × 1000 =
  12. 12.101 × 10 =
  13. 13.184 × 10 =
  14. 14.25 × 1000 =
  15. 15.15 × 100 =
  16. 16.901 × 10 =
  17. 17.540 × 10 =
  18. 18.50 × ? = 5000
  19. 19.2 × ? = 2000
  20. 20.35 × ? = 35000
  21. 21.16 × 1000 =
  22. 22.422 × 10 =
  23. 23.51 × 100 =
  24. 24.27 × 1000 =
  25. 25.128 × 10 =
  26. 26.48 × 100 =
  27. 27.31 × ? = 31000
  28. 28.304 × 10 =
  29. 29.9 × 1000 =
  30. 30.40 × ? = 40000
  31. 31.317 × 10 =
  32. 32.142 × 10 =
  33. 33.38 × ? = 38000
  34. 34.47 × 100 =
  35. 35.924 × 10 =
  36. 36.54 × 100 =
  37. 37.37 × ? = 37000
  38. 38.506 × 10 =
  39. 39.61 × ? = 6100
  40. 40.18 × ? = 1800

Answer key

  1. 10
  2. 10
  3. 3050
  4. 4290
  5. 9300
  6. 5670
  7. 35000
  8. 10
  9. 4400
  10. 19000
  11. 29000
  12. 1010
  13. 1840
  14. 25000
  15. 1500
  16. 9010
  17. 5400
  18. 100
  19. 1000
  20. 1000
  21. 16000
  22. 4220
  23. 5100
  24. 27000
  25. 1280
  26. 4800
  27. 1000
  28. 3040
  29. 9000
  30. 1000
  31. 3170
  32. 1420
  33. 1000
  34. 4700
  35. 9240
  36. 5400
  37. 1000
  38. 5060
  39. 100
  40. 100

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