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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 127 · 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. 1.29 × 100 =
  2. 2.7 × 1000 =
  3. 3.17 × 1000 =
  4. 4.410 × 10 =
  5. 5.839 × 10 =
  6. 6.810 × 10 =
  7. 7.26 × 100 =
  8. 8.98 × ? = 980
  9. 9.31 × 100 =
  10. 10.330 × 10 =
  11. 11.229 × 10 =
  12. 12.379 × 10 =
  13. 13.18 × 1000 =
  14. 14.272 × 10 =
  15. 15.245 × ? = 2450
  16. 16.76 × ? = 760
  17. 17.434 × 10 =
  18. 18.710 × 10 =
  19. 19.96 × ? = 9600
  20. 20.990 × 10 =
  21. 21.41 × ? = 41000
  22. 22.29 × 1000 =
  23. 23.57 × ? = 5700
  24. 24.27 × 1000 =
  25. 25.12 × 100 =
  26. 26.840 × 10 =
  27. 27.160 × 10 =
  28. 28.40 × ? = 40000
  29. 29.54 × 100 =
  30. 30.28 × ? = 28000
  31. 31.32 × 1000 =
  32. 32.66 × ? = 6600
  33. 33.36 × 100 =
  34. 34.14 × ? = 1400
  35. 35.502 × 10 =
  36. 36.93 × 10 =
  37. 37.6 × 1000 =
  38. 38.502 × ? = 5020
  39. 39.49 × 10 =
  40. 40.583 × 10 =

Answer key

  1. 2900
  2. 7000
  3. 17000
  4. 4100
  5. 8390
  6. 8100
  7. 2600
  8. 10
  9. 3100
  10. 3300
  11. 2290
  12. 3790
  13. 18000
  14. 2720
  15. 10
  16. 10
  17. 4340
  18. 7100
  19. 100
  20. 9900
  21. 1000
  22. 29000
  23. 100
  24. 27000
  25. 1200
  26. 8400
  27. 1600
  28. 1000
  29. 5400
  30. 1000
  31. 32000
  32. 100
  33. 3600
  34. 100
  35. 5020
  36. 930
  37. 6000
  38. 10
  39. 490
  40. 5830

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