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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 605 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.21 × 4 =
  2. 2.40 × 4 =
  3. 3.46 × 4 =
  4. 4.57 × 4 =
  5. 5.44 × 4 =
  6. 6.12 × 4 =
  7. 7.22 × 4 =
  8. 8.20 × 4 =
  9. 9.53 × 4 =
  10. 10.29 × 4 =
  11. 11.35 × 4 =
  12. 12.55 × 4 =
  13. 13.27 × 4 =
  14. 14.9 × 4 =
  15. 15.51 × 4 =
  16. 16.36 × 4 =
  17. 17.52 × 4 =
  18. 18.10 × 4 =
  19. 19.59 × 4 =
  20. 20.47 × 4 =
  21. 21.30 × 4 =
  22. 22.39 × 4 =
  23. 23.19 × 4 =
  24. 24.33 × 4 =
  25. 25.17 × 4 =
  26. 26.54 × 4 =
  27. 27.26 × 4 =
  28. 28.42 × 4 =
  29. 29.13 × 4 =
  30. 30.37 × 4 =
  31. 31.49 × 4 =
  32. 32.41 × 4 =
  33. 33.14 × 4 =
  34. 34.50 × 4 =
  35. 35.15 × 4 =
  36. 36.18 × 4 =
  37. 37.31 × 4 =
  38. 38.24 × 4 =
  39. 39.23 × 4 =
  40. 40.38 × 4 =

Answer key

  1. 84
  2. 160
  3. 184
  4. 228
  5. 176
  6. 48
  7. 88
  8. 80
  9. 212
  10. 116
  11. 140
  12. 220
  13. 108
  14. 36
  15. 204
  16. 144
  17. 208
  18. 40
  19. 236
  20. 188
  21. 120
  22. 156
  23. 76
  24. 132
  25. 68
  26. 216
  27. 104
  28. 168
  29. 52
  30. 148
  31. 196
  32. 164
  33. 56
  34. 200
  35. 60
  36. 72
  37. 124
  38. 96
  39. 92
  40. 152

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