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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 272 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.29 × 4 =
  2. 2.24 × 4 =
  3. 3.21 × 4 =
  4. 4.46 × 4 =
  5. 5.11 × 4 =
  6. 6.45 × 4 =
  7. 7.38 × 4 =
  8. 8.53 × 4 =
  9. 9.12 × 4 =
  10. 10.13 × 4 =
  11. 11.8 × 4 =
  12. 12.14 × 4 =
  13. 13.10 × 4 =
  14. 14.60 × 4 =
  15. 15.52 × 4 =
  16. 16.9 × 4 =
  17. 17.35 × 4 =
  18. 18.56 × 4 =
  19. 19.26 × 4 =
  20. 20.18 × 4 =
  21. 21.20 × 4 =
  22. 22.55 × 4 =
  23. 23.30 × 4 =
  24. 24.31 × 4 =
  25. 25.40 × 4 =
  26. 26.49 × 4 =
  27. 27.32 × 4 =
  28. 28.27 × 4 =
  29. 29.54 × 4 =
  30. 30.16 × 4 =
  31. 31.7 × 4 =
  32. 32.44 × 4 =
  33. 33.6 × 4 =
  34. 34.17 × 4 =
  35. 35.15 × 4 =
  36. 36.39 × 4 =
  37. 37.50 × 4 =
  38. 38.22 × 4 =
  39. 39.47 × 4 =
  40. 40.23 × 4 =

Answer key

  1. 116
  2. 96
  3. 84
  4. 184
  5. 44
  6. 180
  7. 152
  8. 212
  9. 48
  10. 52
  11. 32
  12. 56
  13. 40
  14. 240
  15. 208
  16. 36
  17. 140
  18. 224
  19. 104
  20. 72
  21. 80
  22. 220
  23. 120
  24. 124
  25. 160
  26. 196
  27. 128
  28. 108
  29. 216
  30. 64
  31. 28
  32. 176
  33. 24
  34. 68
  35. 60
  36. 156
  37. 200
  38. 88
  39. 188
  40. 92

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