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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 179 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.8 × 4 =
  2. 2.28 × 4 =
  3. 3.7 × 4 =
  4. 4.15 × 4 =
  5. 5.46 × 4 =
  6. 6.22 × 4 =
  7. 7.35 × 4 =
  8. 8.11 × 4 =
  9. 9.31 × 4 =
  10. 10.20 × 4 =
  11. 11.10 × 4 =
  12. 12.58 × 4 =
  13. 13.45 × 4 =
  14. 14.24 × 4 =
  15. 15.30 × 4 =
  16. 16.13 × 4 =
  17. 17.27 × 4 =
  18. 18.34 × 4 =
  19. 19.14 × 4 =
  20. 20.48 × 4 =
  21. 21.60 × 4 =
  22. 22.55 × 4 =
  23. 23.33 × 4 =
  24. 24.18 × 4 =
  25. 25.19 × 4 =
  26. 26.38 × 4 =
  27. 27.23 × 4 =
  28. 28.16 × 4 =
  29. 29.59 × 4 =
  30. 30.39 × 4 =
  31. 31.50 × 4 =
  32. 32.26 × 4 =
  33. 33.12 × 4 =
  34. 34.53 × 4 =
  35. 35.25 × 4 =
  36. 36.44 × 4 =
  37. 37.17 × 4 =
  38. 38.32 × 4 =
  39. 39.57 × 4 =
  40. 40.56 × 4 =

Answer key

  1. 32
  2. 112
  3. 28
  4. 60
  5. 184
  6. 88
  7. 140
  8. 44
  9. 124
  10. 80
  11. 40
  12. 232
  13. 180
  14. 96
  15. 120
  16. 52
  17. 108
  18. 136
  19. 56
  20. 192
  21. 240
  22. 220
  23. 132
  24. 72
  25. 76
  26. 152
  27. 92
  28. 64
  29. 236
  30. 156
  31. 200
  32. 104
  33. 48
  34. 212
  35. 100
  36. 176
  37. 68
  38. 128
  39. 228
  40. 224

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