← Times 4: double, double lesson New set →

Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 417 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.12 × 4 =
  2. 2.13 × 4 =
  3. 3.8 × 4 =
  4. 4.6 × 4 =
  5. 5.42 × 4 =
  6. 6.31 × 4 =
  7. 7.14 × 4 =
  8. 8.10 × 4 =
  9. 9.52 × 4 =
  10. 10.30 × 4 =
  11. 11.49 × 4 =
  12. 12.44 × 4 =
  13. 13.28 × 4 =
  14. 14.27 × 4 =
  15. 15.51 × 4 =
  16. 16.17 × 4 =
  17. 17.57 × 4 =
  18. 18.24 × 4 =
  19. 19.11 × 4 =
  20. 20.22 × 4 =
  21. 21.37 × 4 =
  22. 22.7 × 4 =
  23. 23.55 × 4 =
  24. 24.43 × 4 =
  25. 25.32 × 4 =
  26. 26.16 × 4 =
  27. 27.53 × 4 =
  28. 28.18 × 4 =
  29. 29.26 × 4 =
  30. 30.33 × 4 =
  31. 31.15 × 4 =
  32. 32.50 × 4 =
  33. 33.45 × 4 =
  34. 34.46 × 4 =
  35. 35.59 × 4 =
  36. 36.47 × 4 =
  37. 37.38 × 4 =
  38. 38.36 × 4 =
  39. 39.9 × 4 =
  40. 40.25 × 4 =

Answer key

  1. 48
  2. 52
  3. 32
  4. 24
  5. 168
  6. 124
  7. 56
  8. 40
  9. 208
  10. 120
  11. 196
  12. 176
  13. 112
  14. 108
  15. 204
  16. 68
  17. 228
  18. 96
  19. 44
  20. 88
  21. 148
  22. 28
  23. 220
  24. 172
  25. 128
  26. 64
  27. 212
  28. 72
  29. 104
  30. 132
  31. 60
  32. 200
  33. 180
  34. 184
  35. 236
  36. 188
  37. 152
  38. 144
  39. 36
  40. 100

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