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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 759 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.55 × 4 =
  2. 2.26 × 4 =
  3. 3.29 × 4 =
  4. 4.39 × 4 =
  5. 5.17 × 4 =
  6. 6.37 × 4 =
  7. 7.28 × 4 =
  8. 8.38 × 4 =
  9. 9.13 × 4 =
  10. 10.11 × 4 =
  11. 11.36 × 4 =
  12. 12.30 × 4 =
  13. 13.33 × 4 =
  14. 14.14 × 4 =
  15. 15.21 × 4 =
  16. 16.23 × 4 =
  17. 17.51 × 4 =
  18. 18.22 × 4 =
  19. 19.40 × 4 =
  20. 20.45 × 4 =
  21. 21.12 × 4 =
  22. 22.52 × 4 =
  23. 23.41 × 4 =
  24. 24.58 × 4 =
  25. 25.46 × 4 =
  26. 26.24 × 4 =
  27. 27.16 × 4 =
  28. 28.43 × 4 =
  29. 29.6 × 4 =
  30. 30.18 × 4 =
  31. 31.53 × 4 =
  32. 32.57 × 4 =
  33. 33.19 × 4 =
  34. 34.35 × 4 =
  35. 35.20 × 4 =
  36. 36.48 × 4 =
  37. 37.7 × 4 =
  38. 38.25 × 4 =
  39. 39.10 × 4 =
  40. 40.8 × 4 =

Answer key

  1. 220
  2. 104
  3. 116
  4. 156
  5. 68
  6. 148
  7. 112
  8. 152
  9. 52
  10. 44
  11. 144
  12. 120
  13. 132
  14. 56
  15. 84
  16. 92
  17. 204
  18. 88
  19. 160
  20. 180
  21. 48
  22. 208
  23. 164
  24. 232
  25. 184
  26. 96
  27. 64
  28. 172
  29. 24
  30. 72
  31. 212
  32. 228
  33. 76
  34. 140
  35. 80
  36. 192
  37. 28
  38. 100
  39. 40
  40. 32

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