← Times 4: double, double lesson New set →

Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 440 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.45 × 4 =
  2. 2.60 × 4 =
  3. 3.44 × 4 =
  4. 4.22 × 4 =
  5. 5.6 × 4 =
  6. 6.25 × 4 =
  7. 7.51 × 4 =
  8. 8.47 × 4 =
  9. 9.35 × 4 =
  10. 10.28 × 4 =
  11. 11.57 × 4 =
  12. 12.54 × 4 =
  13. 13.24 × 4 =
  14. 14.36 × 4 =
  15. 15.11 × 4 =
  16. 16.19 × 4 =
  17. 17.34 × 4 =
  18. 18.42 × 4 =
  19. 19.10 × 4 =
  20. 20.26 × 4 =
  21. 21.49 × 4 =
  22. 22.58 × 4 =
  23. 23.31 × 4 =
  24. 24.52 × 4 =
  25. 25.46 × 4 =
  26. 26.15 × 4 =
  27. 27.53 × 4 =
  28. 28.9 × 4 =
  29. 29.38 × 4 =
  30. 30.20 × 4 =
  31. 31.13 × 4 =
  32. 32.29 × 4 =
  33. 33.12 × 4 =
  34. 34.16 × 4 =
  35. 35.59 × 4 =
  36. 36.17 × 4 =
  37. 37.8 × 4 =
  38. 38.50 × 4 =
  39. 39.48 × 4 =
  40. 40.12 × 4 =

Answer key

  1. 180
  2. 240
  3. 176
  4. 88
  5. 24
  6. 100
  7. 204
  8. 188
  9. 140
  10. 112
  11. 228
  12. 216
  13. 96
  14. 144
  15. 44
  16. 76
  17. 136
  18. 168
  19. 40
  20. 104
  21. 196
  22. 232
  23. 124
  24. 208
  25. 184
  26. 60
  27. 212
  28. 36
  29. 152
  30. 80
  31. 52
  32. 116
  33. 48
  34. 64
  35. 236
  36. 68
  37. 32
  38. 200
  39. 192
  40. 48

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