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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 543 · 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. 1.458 × ? = 4580
  2. 2.12 × 100 =
  3. 3.865 × 10 =
  4. 4.438 × 10 =
  5. 5.294 × 10 =
  6. 6.716 × 10 =
  7. 7.28 × ? = 28000
  8. 8.98 × 100 =
  9. 9.25 × 1000 =
  10. 10.52 × ? = 5200
  11. 11.507 × ? = 5070
  12. 12.513 × 10 =
  13. 13.366 × ? = 3660
  14. 14.57 × ? = 5700
  15. 15.157 × 10 =
  16. 16.745 × ? = 7450
  17. 17.9 × 1000 =
  18. 18.856 × 10 =
  19. 19.47 × 1000 =
  20. 20.71 × 100 =
  21. 21.22 × 1000 =
  22. 22.248 × ? = 2480
  23. 23.48 × 1000 =
  24. 24.890 × 10 =
  25. 25.98 × ? = 980
  26. 26.20 × ? = 20000
  27. 27.633 × 10 =
  28. 28.115 × 10 =
  29. 29.35 × ? = 3500
  30. 30.625 × ? = 6250
  31. 31.46 × 100 =
  32. 32.708 × ? = 7080
  33. 33.53 × 100 =
  34. 34.137 × ? = 1370
  35. 35.13 × ? = 13000
  36. 36.31 × ? = 31000
  37. 37.67 × ? = 670
  38. 38.683 × 10 =
  39. 39.2 × 1000 =
  40. 40.127 × ? = 1270

Answer key

  1. 10
  2. 1200
  3. 8650
  4. 4380
  5. 2940
  6. 7160
  7. 1000
  8. 9800
  9. 25000
  10. 100
  11. 10
  12. 5130
  13. 10
  14. 100
  15. 1570
  16. 10
  17. 9000
  18. 8560
  19. 47000
  20. 7100
  21. 22000
  22. 10
  23. 48000
  24. 8900
  25. 10
  26. 1000
  27. 6330
  28. 1150
  29. 100
  30. 10
  31. 4600
  32. 10
  33. 5300
  34. 10
  35. 1000
  36. 1000
  37. 10
  38. 6830
  39. 2000
  40. 10

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