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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 597 · 40 questions
TalentJR

The trick (Double double): Double the number. Double the answer again. That is the number × 4.

NameDateTime takenScore ___ / 40
  1. 1.25 × 4 =
  2. 2.12 × 4 =
  3. 3.33 × 4 =
  4. 4.6 × 4 =
  5. 5.55 × 4 =
  6. 6.52 × 4 =
  7. 7.39 × 4 =
  8. 8.27 × 4 =
  9. 9.32 × 4 =
  10. 10.22 × 4 =
  11. 11.11 × 4 =
  12. 12.43 × 4 =
  13. 13.9 × 4 =
  14. 14.34 × 4 =
  15. 15.15 × 4 =
  16. 16.16 × 4 =
  17. 17.50 × 4 =
  18. 18.42 × 4 =
  19. 19.31 × 4 =
  20. 20.44 × 4 =
  21. 21.53 × 4 =
  22. 22.57 × 4 =
  23. 23.60 × 4 =
  24. 24.19 × 4 =
  25. 25.10 × 4 =
  26. 26.20 × 4 =
  27. 27.18 × 4 =
  28. 28.21 × 4 =
  29. 29.13 × 4 =
  30. 30.26 × 4 =
  31. 31.7 × 4 =
  32. 32.40 × 4 =
  33. 33.38 × 4 =
  34. 34.8 × 4 =
  35. 35.56 × 4 =
  36. 36.49 × 4 =
  37. 37.51 × 4 =
  38. 38.41 × 4 =
  39. 39.28 × 4 =
  40. 40.59 × 4 =

Answer key

  1. 100
  2. 48
  3. 132
  4. 24
  5. 220
  6. 208
  7. 156
  8. 108
  9. 128
  10. 88
  11. 44
  12. 172
  13. 36
  14. 136
  15. 60
  16. 64
  17. 200
  18. 168
  19. 124
  20. 176
  21. 212
  22. 228
  23. 240
  24. 76
  25. 40
  26. 80
  27. 72
  28. 84
  29. 52
  30. 104
  31. 28
  32. 160
  33. 152
  34. 32
  35. 224
  36. 196
  37. 204
  38. 164
  39. 112
  40. 236

Free maths tricks lessons, practice and worksheets at talentjr.in/maths-tricks