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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 494 · 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. 1.24 × ? = 24000
  2. 2.10 × 100 =
  3. 3.714 × 10 =
  4. 4.45 × ? = 45000
  5. 5.83 × ? = 8300
  6. 6.14 × 100 =
  7. 7.429 × 10 =
  8. 8.9 × ? = 9000
  9. 9.26 × 100 =
  10. 10.573 × 10 =
  11. 11.979 × 10 =
  12. 12.68 × 100 =
  13. 13.12 × 100 =
  14. 14.326 × 10 =
  15. 15.60 × 100 =
  16. 16.66 × 100 =
  17. 17.50 × ? = 50000
  18. 18.328 × ? = 3280
  19. 19.42 × 10 =
  20. 20.131 × ? = 1310
  21. 21.12 × 1000 =
  22. 22.637 × 10 =
  23. 23.8 × 100 =
  24. 24.220 × 10 =
  25. 25.595 × 10 =
  26. 26.31 × 100 =
  27. 27.71 × ? = 7100
  28. 28.940 × 10 =
  29. 29.699 × 10 =
  30. 30.7 × ? = 7000
  31. 31.28 × 100 =
  32. 32.24 × ? = 2400
  33. 33.49 × ? = 49000
  34. 34.38 × 1000 =
  35. 35.467 × 10 =
  36. 36.621 × ? = 6210
  37. 37.169 × 10 =
  38. 38.15 × 1000 =
  39. 39.965 × 10 =
  40. 40.520 × ? = 5200

Answer key

  1. 1000
  2. 1000
  3. 7140
  4. 1000
  5. 100
  6. 1400
  7. 4290
  8. 1000
  9. 2600
  10. 5730
  11. 9790
  12. 6800
  13. 1200
  14. 3260
  15. 6000
  16. 6600
  17. 1000
  18. 10
  19. 420
  20. 10
  21. 12000
  22. 6370
  23. 800
  24. 2200
  25. 5950
  26. 3100
  27. 100
  28. 9400
  29. 6990
  30. 1000
  31. 2800
  32. 100
  33. 1000
  34. 38000
  35. 4670
  36. 10
  37. 1690
  38. 15000
  39. 9650
  40. 10

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