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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 524 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.20 × 4 =
  2. 2.28 × 4 =
  3. 3.21 × 4 =
  4. 4.45 × 4 =
  5. 5.43 × 4 =
  6. 6.33 × 4 =
  7. 7.54 × 4 =
  8. 8.12 × 4 =
  9. 9.16 × 4 =
  10. 10.46 × 4 =
  11. 11.27 × 4 =
  12. 12.6 × 4 =
  13. 13.59 × 4 =
  14. 14.29 × 4 =
  15. 15.56 × 4 =
  16. 16.24 × 4 =
  17. 17.38 × 4 =
  18. 18.36 × 4 =
  19. 19.37 × 4 =
  20. 20.50 × 4 =
  21. 21.31 × 4 =
  22. 22.53 × 4 =
  23. 23.60 × 4 =
  24. 24.34 × 4 =
  25. 25.18 × 4 =
  26. 26.26 × 4 =
  27. 27.9 × 4 =
  28. 28.13 × 4 =
  29. 29.22 × 4 =
  30. 30.30 × 4 =
  31. 31.7 × 4 =
  32. 32.17 × 4 =
  33. 33.55 × 4 =
  34. 34.47 × 4 =
  35. 35.19 × 4 =
  36. 36.40 × 4 =
  37. 37.49 × 4 =
  38. 38.15 × 4 =
  39. 39.39 × 4 =
  40. 40.51 × 4 =

Answer key

  1. 80
  2. 112
  3. 84
  4. 180
  5. 172
  6. 132
  7. 216
  8. 48
  9. 64
  10. 184
  11. 108
  12. 24
  13. 236
  14. 116
  15. 224
  16. 96
  17. 152
  18. 144
  19. 148
  20. 200
  21. 124
  22. 212
  23. 240
  24. 136
  25. 72
  26. 104
  27. 36
  28. 52
  29. 88
  30. 120
  31. 28
  32. 68
  33. 220
  34. 188
  35. 76
  36. 160
  37. 196
  38. 60
  39. 156
  40. 204

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