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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 908 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.23 × 4 =
  2. 2.26 × 4 =
  3. 3.17 × 4 =
  4. 4.13 × 4 =
  5. 5.34 × 4 =
  6. 6.20 × 4 =
  7. 7.18 × 4 =
  8. 8.48 × 4 =
  9. 9.7 × 4 =
  10. 10.15 × 4 =
  11. 11.11 × 4 =
  12. 12.24 × 4 =
  13. 13.45 × 4 =
  14. 14.47 × 4 =
  15. 15.21 × 4 =
  16. 16.25 × 4 =
  17. 17.32 × 4 =
  18. 18.27 × 4 =
  19. 19.40 × 4 =
  20. 20.16 × 4 =
  21. 21.43 × 4 =
  22. 22.8 × 4 =
  23. 23.33 × 4 =
  24. 24.52 × 4 =
  25. 25.41 × 4 =
  26. 26.19 × 4 =
  27. 27.59 × 4 =
  28. 28.28 × 4 =
  29. 29.30 × 4 =
  30. 30.22 × 4 =
  31. 31.37 × 4 =
  32. 32.51 × 4 =
  33. 33.14 × 4 =
  34. 34.39 × 4 =
  35. 35.31 × 4 =
  36. 36.29 × 4 =
  37. 37.49 × 4 =
  38. 38.60 × 4 =
  39. 39.36 × 4 =
  40. 40.44 × 4 =

Answer key

  1. 92
  2. 104
  3. 68
  4. 52
  5. 136
  6. 80
  7. 72
  8. 192
  9. 28
  10. 60
  11. 44
  12. 96
  13. 180
  14. 188
  15. 84
  16. 100
  17. 128
  18. 108
  19. 160
  20. 64
  21. 172
  22. 32
  23. 132
  24. 208
  25. 164
  26. 76
  27. 236
  28. 112
  29. 120
  30. 88
  31. 148
  32. 204
  33. 56
  34. 156
  35. 124
  36. 116
  37. 196
  38. 240
  39. 144
  40. 176

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