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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 507 · 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. 1.37 × ? = 37000
  2. 2.4 × ? = 40
  3. 3.65 × 10 =
  4. 4.15 × ? = 15000
  5. 5.923 × 10 =
  6. 6.2 × 1000 =
  7. 7.45 × 1000 =
  8. 8.457 × ? = 4570
  9. 9.591 × 10 =
  10. 10.254 × 10 =
  11. 11.32 × ? = 32000
  12. 12.224 × ? = 2240
  13. 13.816 × 10 =
  14. 14.88 × ? = 8800
  15. 15.815 × ? = 8150
  16. 16.37 × 100 =
  17. 17.289 × 10 =
  18. 18.98 × 100 =
  19. 19.466 × 10 =
  20. 20.81 × 100 =
  21. 21.44 × 100 =
  22. 22.578 × 10 =
  23. 23.34 × ? = 34000
  24. 24.561 × 10 =
  25. 25.34 × ? = 3400
  26. 26.16 × 1000 =
  27. 27.23 × 1000 =
  28. 28.44 × 1000 =
  29. 29.46 × 1000 =
  30. 30.741 × 10 =
  31. 31.12 × ? = 12000
  32. 32.70 × 100 =
  33. 33.11 × ? = 11000
  34. 34.36 × 1000 =
  35. 35.5 × 1000 =
  36. 36.43 × ? = 43000
  37. 37.69 × ? = 6900
  38. 38.20 × ? = 20000
  39. 39.27 × ? = 2700
  40. 40.107 × ? = 1070

Answer key

  1. 1000
  2. 10
  3. 650
  4. 1000
  5. 9230
  6. 2000
  7. 45000
  8. 10
  9. 5910
  10. 2540
  11. 1000
  12. 10
  13. 8160
  14. 100
  15. 10
  16. 3700
  17. 2890
  18. 9800
  19. 4660
  20. 8100
  21. 4400
  22. 5780
  23. 1000
  24. 5610
  25. 100
  26. 16000
  27. 23000
  28. 44000
  29. 46000
  30. 7410
  31. 1000
  32. 7000
  33. 1000
  34. 36000
  35. 5000
  36. 1000
  37. 100
  38. 1000
  39. 100
  40. 10

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