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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 828 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.56 × 4 =
  2. 2.16 × 4 =
  3. 3.9 × 4 =
  4. 4.30 × 4 =
  5. 5.47 × 4 =
  6. 6.11 × 4 =
  7. 7.21 × 4 =
  8. 8.54 × 4 =
  9. 9.59 × 4 =
  10. 10.45 × 4 =
  11. 11.35 × 4 =
  12. 12.23 × 4 =
  13. 13.38 × 4 =
  14. 14.57 × 4 =
  15. 15.34 × 4 =
  16. 16.36 × 4 =
  17. 17.33 × 4 =
  18. 18.48 × 4 =
  19. 19.10 × 4 =
  20. 20.26 × 4 =
  21. 21.17 × 4 =
  22. 22.29 × 4 =
  23. 23.25 × 4 =
  24. 24.8 × 4 =
  25. 25.37 × 4 =
  26. 26.46 × 4 =
  27. 27.28 × 4 =
  28. 28.12 × 4 =
  29. 29.22 × 4 =
  30. 30.55 × 4 =
  31. 31.27 × 4 =
  32. 32.18 × 4 =
  33. 33.42 × 4 =
  34. 34.58 × 4 =
  35. 35.24 × 4 =
  36. 36.32 × 4 =
  37. 37.53 × 4 =
  38. 38.13 × 4 =
  39. 39.15 × 4 =
  40. 40.60 × 4 =

Answer key

  1. 224
  2. 64
  3. 36
  4. 120
  5. 188
  6. 44
  7. 84
  8. 216
  9. 236
  10. 180
  11. 140
  12. 92
  13. 152
  14. 228
  15. 136
  16. 144
  17. 132
  18. 192
  19. 40
  20. 104
  21. 68
  22. 116
  23. 100
  24. 32
  25. 148
  26. 184
  27. 112
  28. 48
  29. 88
  30. 220
  31. 108
  32. 72
  33. 168
  34. 232
  35. 96
  36. 128
  37. 212
  38. 52
  39. 60
  40. 240

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