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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 901 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.60 × 4 =
  2. 2.14 × 4 =
  3. 3.36 × 4 =
  4. 4.9 × 4 =
  5. 5.33 × 4 =
  6. 6.42 × 4 =
  7. 7.31 × 4 =
  8. 8.57 × 4 =
  9. 9.37 × 4 =
  10. 10.12 × 4 =
  11. 11.27 × 4 =
  12. 12.46 × 4 =
  13. 13.7 × 4 =
  14. 14.19 × 4 =
  15. 15.35 × 4 =
  16. 16.28 × 4 =
  17. 17.52 × 4 =
  18. 18.11 × 4 =
  19. 19.30 × 4 =
  20. 20.53 × 4 =
  21. 21.39 × 4 =
  22. 22.29 × 4 =
  23. 23.38 × 4 =
  24. 24.16 × 4 =
  25. 25.40 × 4 =
  26. 26.26 × 4 =
  27. 27.10 × 4 =
  28. 28.48 × 4 =
  29. 29.54 × 4 =
  30. 30.51 × 4 =
  31. 31.20 × 4 =
  32. 32.22 × 4 =
  33. 33.8 × 4 =
  34. 34.55 × 4 =
  35. 35.21 × 4 =
  36. 36.58 × 4 =
  37. 37.15 × 4 =
  38. 38.47 × 4 =
  39. 39.24 × 4 =
  40. 40.23 × 4 =

Answer key

  1. 240
  2. 56
  3. 144
  4. 36
  5. 132
  6. 168
  7. 124
  8. 228
  9. 148
  10. 48
  11. 108
  12. 184
  13. 28
  14. 76
  15. 140
  16. 112
  17. 208
  18. 44
  19. 120
  20. 212
  21. 156
  22. 116
  23. 152
  24. 64
  25. 160
  26. 104
  27. 40
  28. 192
  29. 216
  30. 204
  31. 80
  32. 88
  33. 32
  34. 220
  35. 84
  36. 232
  37. 60
  38. 188
  39. 96
  40. 92

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