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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 896 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.28 × 4 =
  2. 2.44 × 4 =
  3. 3.47 × 4 =
  4. 4.8 × 4 =
  5. 5.22 × 4 =
  6. 6.37 × 4 =
  7. 7.12 × 4 =
  8. 8.6 × 4 =
  9. 9.20 × 4 =
  10. 10.32 × 4 =
  11. 11.27 × 4 =
  12. 12.18 × 4 =
  13. 13.34 × 4 =
  14. 14.17 × 4 =
  15. 15.60 × 4 =
  16. 16.40 × 4 =
  17. 17.24 × 4 =
  18. 18.21 × 4 =
  19. 19.7 × 4 =
  20. 20.29 × 4 =
  21. 21.39 × 4 =
  22. 22.15 × 4 =
  23. 23.26 × 4 =
  24. 24.25 × 4 =
  25. 25.10 × 4 =
  26. 26.19 × 4 =
  27. 27.59 × 4 =
  28. 28.51 × 4 =
  29. 29.31 × 4 =
  30. 30.14 × 4 =
  31. 31.45 × 4 =
  32. 32.42 × 4 =
  33. 33.57 × 4 =
  34. 34.58 × 4 =
  35. 35.38 × 4 =
  36. 36.9 × 4 =
  37. 37.41 × 4 =
  38. 38.30 × 4 =
  39. 39.13 × 4 =
  40. 40.16 × 4 =

Answer key

  1. 112
  2. 176
  3. 188
  4. 32
  5. 88
  6. 148
  7. 48
  8. 24
  9. 80
  10. 128
  11. 108
  12. 72
  13. 136
  14. 68
  15. 240
  16. 160
  17. 96
  18. 84
  19. 28
  20. 116
  21. 156
  22. 60
  23. 104
  24. 100
  25. 40
  26. 76
  27. 236
  28. 204
  29. 124
  30. 56
  31. 180
  32. 168
  33. 228
  34. 232
  35. 152
  36. 36
  37. 164
  38. 120
  39. 52
  40. 64

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