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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 899 · 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. 1.77 × 100 =
  2. 2.939 × 10 =
  3. 3.93 × ? = 9300
  4. 4.98 × ? = 9800
  5. 5.166 × 10 =
  6. 6.50 × 1000 =
  7. 7.4 × 1000 =
  8. 8.54 × 100 =
  9. 9.13 × 100 =
  10. 10.99 × 100 =
  11. 11.24 × 100 =
  12. 12.14 × 1000 =
  13. 13.33 × 1000 =
  14. 14.894 × 10 =
  15. 15.242 × ? = 2420
  16. 16.886 × 10 =
  17. 17.92 × ? = 9200
  18. 18.50 × ? = 50000
  19. 19.148 × 10 =
  20. 20.19 × 1000 =
  21. 21.400 × ? = 4000
  22. 22.78 × 100 =
  23. 23.29 × ? = 29000
  24. 24.6 × 1000 =
  25. 25.51 × 10 =
  26. 26.28 × ? = 28000
  27. 27.726 × 10 =
  28. 28.7 × 100 =
  29. 29.531 × ? = 5310
  30. 30.66 × 100 =
  31. 31.20 × 10 =
  32. 32.61 × 10 =
  33. 33.21 × ? = 2100
  34. 34.7 × ? = 7000
  35. 35.538 × 10 =
  36. 36.29 × 100 =
  37. 37.17 × ? = 17000
  38. 38.25 × ? = 25000
  39. 39.22 × 1000 =
  40. 40.796 × ? = 7960

Answer key

  1. 7700
  2. 9390
  3. 100
  4. 100
  5. 1660
  6. 50000
  7. 4000
  8. 5400
  9. 1300
  10. 9900
  11. 2400
  12. 14000
  13. 33000
  14. 8940
  15. 10
  16. 8860
  17. 100
  18. 1000
  19. 1480
  20. 19000
  21. 10
  22. 7800
  23. 1000
  24. 6000
  25. 510
  26. 1000
  27. 7260
  28. 700
  29. 10
  30. 6600
  31. 200
  32. 610
  33. 100
  34. 1000
  35. 5380
  36. 2900
  37. 1000
  38. 1000
  39. 22000
  40. 10

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