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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 817 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.16 × 4 =
  2. 2.53 × 4 =
  3. 3.31 × 4 =
  4. 4.50 × 4 =
  5. 5.30 × 4 =
  6. 6.9 × 4 =
  7. 7.12 × 4 =
  8. 8.15 × 4 =
  9. 9.37 × 4 =
  10. 10.46 × 4 =
  11. 11.18 × 4 =
  12. 12.33 × 4 =
  13. 13.45 × 4 =
  14. 14.27 × 4 =
  15. 15.36 × 4 =
  16. 16.26 × 4 =
  17. 17.34 × 4 =
  18. 18.28 × 4 =
  19. 19.10 × 4 =
  20. 20.6 × 4 =
  21. 21.23 × 4 =
  22. 22.20 × 4 =
  23. 23.17 × 4 =
  24. 24.56 × 4 =
  25. 25.59 × 4 =
  26. 26.29 × 4 =
  27. 27.25 × 4 =
  28. 28.52 × 4 =
  29. 29.8 × 4 =
  30. 30.39 × 4 =
  31. 31.35 × 4 =
  32. 32.14 × 4 =
  33. 33.7 × 4 =
  34. 34.57 × 4 =
  35. 35.58 × 4 =
  36. 36.19 × 4 =
  37. 37.38 × 4 =
  38. 38.13 × 4 =
  39. 39.11 × 4 =
  40. 40.41 × 4 =

Answer key

  1. 64
  2. 212
  3. 124
  4. 200
  5. 120
  6. 36
  7. 48
  8. 60
  9. 148
  10. 184
  11. 72
  12. 132
  13. 180
  14. 108
  15. 144
  16. 104
  17. 136
  18. 112
  19. 40
  20. 24
  21. 92
  22. 80
  23. 68
  24. 224
  25. 236
  26. 116
  27. 100
  28. 208
  29. 32
  30. 156
  31. 140
  32. 56
  33. 28
  34. 228
  35. 232
  36. 76
  37. 152
  38. 52
  39. 44
  40. 164

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