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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 175 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.10 × 4 =
  2. 2.16 × 4 =
  3. 3.31 × 4 =
  4. 4.30 × 4 =
  5. 5.52 × 4 =
  6. 6.33 × 4 =
  7. 7.38 × 4 =
  8. 8.27 × 4 =
  9. 9.37 × 4 =
  10. 10.14 × 4 =
  11. 11.23 × 4 =
  12. 12.34 × 4 =
  13. 13.55 × 4 =
  14. 14.60 × 4 =
  15. 15.47 × 4 =
  16. 16.56 × 4 =
  17. 17.13 × 4 =
  18. 18.28 × 4 =
  19. 19.17 × 4 =
  20. 20.48 × 4 =
  21. 21.8 × 4 =
  22. 22.22 × 4 =
  23. 23.43 × 4 =
  24. 24.50 × 4 =
  25. 25.25 × 4 =
  26. 26.15 × 4 =
  27. 27.21 × 4 =
  28. 28.40 × 4 =
  29. 29.45 × 4 =
  30. 30.51 × 4 =
  31. 31.7 × 4 =
  32. 32.35 × 4 =
  33. 33.41 × 4 =
  34. 34.58 × 4 =
  35. 35.12 × 4 =
  36. 36.39 × 4 =
  37. 37.54 × 4 =
  38. 38.24 × 4 =
  39. 39.19 × 4 =
  40. 40.20 × 4 =

Answer key

  1. 40
  2. 64
  3. 124
  4. 120
  5. 208
  6. 132
  7. 152
  8. 108
  9. 148
  10. 56
  11. 92
  12. 136
  13. 220
  14. 240
  15. 188
  16. 224
  17. 52
  18. 112
  19. 68
  20. 192
  21. 32
  22. 88
  23. 172
  24. 200
  25. 100
  26. 60
  27. 84
  28. 160
  29. 180
  30. 204
  31. 28
  32. 140
  33. 164
  34. 232
  35. 48
  36. 156
  37. 216
  38. 96
  39. 76
  40. 80

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