← Times 4: double, double lesson New set →

Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 739 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.32 × 4 =
  2. 2.10 × 4 =
  3. 3.28 × 4 =
  4. 4.16 × 4 =
  5. 5.13 × 4 =
  6. 6.58 × 4 =
  7. 7.57 × 4 =
  8. 8.52 × 4 =
  9. 9.18 × 4 =
  10. 10.11 × 4 =
  11. 11.36 × 4 =
  12. 12.50 × 4 =
  13. 13.47 × 4 =
  14. 14.12 × 4 =
  15. 15.17 × 4 =
  16. 16.14 × 4 =
  17. 17.15 × 4 =
  18. 18.8 × 4 =
  19. 19.29 × 4 =
  20. 20.38 × 4 =
  21. 21.19 × 4 =
  22. 22.7 × 4 =
  23. 23.45 × 4 =
  24. 24.37 × 4 =
  25. 25.23 × 4 =
  26. 26.43 × 4 =
  27. 27.21 × 4 =
  28. 28.31 × 4 =
  29. 29.34 × 4 =
  30. 30.9 × 4 =
  31. 31.55 × 4 =
  32. 32.26 × 4 =
  33. 33.54 × 4 =
  34. 34.39 × 4 =
  35. 35.60 × 4 =
  36. 36.46 × 4 =
  37. 37.48 × 4 =
  38. 38.25 × 4 =
  39. 39.22 × 4 =
  40. 40.51 × 4 =

Answer key

  1. 128
  2. 40
  3. 112
  4. 64
  5. 52
  6. 232
  7. 228
  8. 208
  9. 72
  10. 44
  11. 144
  12. 200
  13. 188
  14. 48
  15. 68
  16. 56
  17. 60
  18. 32
  19. 116
  20. 152
  21. 76
  22. 28
  23. 180
  24. 148
  25. 92
  26. 172
  27. 84
  28. 124
  29. 136
  30. 36
  31. 220
  32. 104
  33. 216
  34. 156
  35. 240
  36. 184
  37. 192
  38. 100
  39. 88
  40. 204

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