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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 471 · 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. 1.898 × 10 =
  2. 2.161 × 10 =
  3. 3.417 × ? = 4170
  4. 4.51 × 100 =
  5. 5.442 × 10 =
  6. 6.9 × ? = 900
  7. 7.246 × 10 =
  8. 8.13 × ? = 13000
  9. 9.19 × 1000 =
  10. 10.787 × 10 =
  11. 11.263 × 10 =
  12. 12.55 × 100 =
  13. 13.650 × 10 =
  14. 14.6 × ? = 600
  15. 15.17 × 1000 =
  16. 16.7 × ? = 7000
  17. 17.30 × 1000 =
  18. 18.48 × 1000 =
  19. 19.7 × ? = 70
  20. 20.72 × 100 =
  21. 21.9 × 1000 =
  22. 22.34 × 1000 =
  23. 23.24 × 100 =
  24. 24.678 × ? = 6780
  25. 25.69 × 100 =
  26. 26.365 × 10 =
  27. 27.81 × 100 =
  28. 28.93 × 100 =
  29. 29.43 × ? = 4300
  30. 30.26 × 100 =
  31. 31.13 × 1000 =
  32. 32.7 × ? = 700
  33. 33.2 × 100 =
  34. 34.11 × 1000 =
  35. 35.40 × 1000 =
  36. 36.608 × 10 =
  37. 37.92 × ? = 920
  38. 38.690 × ? = 6900
  39. 39.711 × ? = 7110
  40. 40.37 × 100 =

Answer key

  1. 8980
  2. 1610
  3. 10
  4. 5100
  5. 4420
  6. 100
  7. 2460
  8. 1000
  9. 19000
  10. 7870
  11. 2630
  12. 5500
  13. 6500
  14. 100
  15. 17000
  16. 1000
  17. 30000
  18. 48000
  19. 10
  20. 7200
  21. 9000
  22. 34000
  23. 2400
  24. 10
  25. 6900
  26. 3650
  27. 8100
  28. 9300
  29. 100
  30. 2600
  31. 13000
  32. 100
  33. 200
  34. 11000
  35. 40000
  36. 6080
  37. 10
  38. 10
  39. 10
  40. 3700

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