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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 710 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.15 × 4 =
  2. 2.40 × 4 =
  3. 3.54 × 4 =
  4. 4.27 × 4 =
  5. 5.21 × 4 =
  6. 6.13 × 4 =
  7. 7.18 × 4 =
  8. 8.23 × 4 =
  9. 9.60 × 4 =
  10. 10.33 × 4 =
  11. 11.50 × 4 =
  12. 12.45 × 4 =
  13. 13.38 × 4 =
  14. 14.52 × 4 =
  15. 15.58 × 4 =
  16. 16.53 × 4 =
  17. 17.25 × 4 =
  18. 18.26 × 4 =
  19. 19.37 × 4 =
  20. 20.16 × 4 =
  21. 21.24 × 4 =
  22. 22.41 × 4 =
  23. 23.17 × 4 =
  24. 24.36 × 4 =
  25. 25.42 × 4 =
  26. 26.28 × 4 =
  27. 27.57 × 4 =
  28. 28.7 × 4 =
  29. 29.6 × 4 =
  30. 30.10 × 4 =
  31. 31.46 × 4 =
  32. 32.20 × 4 =
  33. 33.30 × 4 =
  34. 34.55 × 4 =
  35. 35.19 × 4 =
  36. 36.59 × 4 =
  37. 37.31 × 4 =
  38. 38.14 × 4 =
  39. 39.22 × 4 =
  40. 40.51 × 4 =

Answer key

  1. 60
  2. 160
  3. 216
  4. 108
  5. 84
  6. 52
  7. 72
  8. 92
  9. 240
  10. 132
  11. 200
  12. 180
  13. 152
  14. 208
  15. 232
  16. 212
  17. 100
  18. 104
  19. 148
  20. 64
  21. 96
  22. 164
  23. 68
  24. 144
  25. 168
  26. 112
  27. 228
  28. 28
  29. 24
  30. 40
  31. 184
  32. 80
  33. 120
  34. 220
  35. 76
  36. 236
  37. 124
  38. 56
  39. 88
  40. 204

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