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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 36 · 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. 1.682 × 10 =
  2. 2.944 × 10 =
  3. 3.10 × 1000 =
  4. 4.19 × 10 =
  5. 5.6 × 100 =
  6. 6.224 × 10 =
  7. 7.286 × ? = 2860
  8. 8.20 × 1000 =
  9. 9.15 × 1000 =
  10. 10.613 × 10 =
  11. 11.2 × 100 =
  12. 12.40 × ? = 4000
  13. 13.9 × 1000 =
  14. 14.14 × ? = 1400
  15. 15.50 × 1000 =
  16. 16.82 × 100 =
  17. 17.831 × ? = 8310
  18. 18.67 × ? = 6700
  19. 19.952 × 10 =
  20. 20.376 × ? = 3760
  21. 21.4 × 100 =
  22. 22.851 × 10 =
  23. 23.194 × 10 =
  24. 24.29 × 100 =
  25. 25.449 × 10 =
  26. 26.32 × 100 =
  27. 27.764 × ? = 7640
  28. 28.4 × 1000 =
  29. 29.8 × ? = 8000
  30. 30.242 × 10 =
  31. 31.23 × 100 =
  32. 32.94 × 100 =
  33. 33.375 × 10 =
  34. 34.11 × 1000 =
  35. 35.450 × ? = 4500
  36. 36.15 × 100 =
  37. 37.401 × 10 =
  38. 38.81 × ? = 8100
  39. 39.164 × 10 =
  40. 40.142 × 10 =

Answer key

  1. 6820
  2. 9440
  3. 10000
  4. 190
  5. 600
  6. 2240
  7. 10
  8. 20000
  9. 15000
  10. 6130
  11. 200
  12. 100
  13. 9000
  14. 100
  15. 50000
  16. 8200
  17. 10
  18. 100
  19. 9520
  20. 10
  21. 400
  22. 8510
  23. 1940
  24. 2900
  25. 4490
  26. 3200
  27. 10
  28. 4000
  29. 1000
  30. 2420
  31. 2300
  32. 9400
  33. 3750
  34. 11000
  35. 10
  36. 1500
  37. 4010
  38. 100
  39. 1640
  40. 1420

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