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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 75 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.46 × 4 =
  2. 2.28 × 4 =
  3. 3.42 × 4 =
  4. 4.19 × 4 =
  5. 5.14 × 4 =
  6. 6.9 × 4 =
  7. 7.25 × 4 =
  8. 8.15 × 4 =
  9. 9.10 × 4 =
  10. 10.55 × 4 =
  11. 11.53 × 4 =
  12. 12.39 × 4 =
  13. 13.18 × 4 =
  14. 14.54 × 4 =
  15. 15.60 × 4 =
  16. 16.52 × 4 =
  17. 17.24 × 4 =
  18. 18.11 × 4 =
  19. 19.26 × 4 =
  20. 20.29 × 4 =
  21. 21.37 × 4 =
  22. 22.22 × 4 =
  23. 23.16 × 4 =
  24. 24.7 × 4 =
  25. 25.59 × 4 =
  26. 26.58 × 4 =
  27. 27.8 × 4 =
  28. 28.36 × 4 =
  29. 29.13 × 4 =
  30. 30.27 × 4 =
  31. 31.32 × 4 =
  32. 32.34 × 4 =
  33. 33.45 × 4 =
  34. 34.35 × 4 =
  35. 35.31 × 4 =
  36. 36.17 × 4 =
  37. 37.50 × 4 =
  38. 38.23 × 4 =
  39. 39.41 × 4 =
  40. 40.38 × 4 =

Answer key

  1. 184
  2. 112
  3. 168
  4. 76
  5. 56
  6. 36
  7. 100
  8. 60
  9. 40
  10. 220
  11. 212
  12. 156
  13. 72
  14. 216
  15. 240
  16. 208
  17. 96
  18. 44
  19. 104
  20. 116
  21. 148
  22. 88
  23. 64
  24. 28
  25. 236
  26. 232
  27. 32
  28. 144
  29. 52
  30. 108
  31. 128
  32. 136
  33. 180
  34. 140
  35. 124
  36. 68
  37. 200
  38. 92
  39. 164
  40. 152

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