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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 781 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.36 × 4 =
  2. 2.26 × 4 =
  3. 3.10 × 4 =
  4. 4.35 × 4 =
  5. 5.22 × 4 =
  6. 6.33 × 4 =
  7. 7.18 × 4 =
  8. 8.20 × 4 =
  9. 9.54 × 4 =
  10. 10.47 × 4 =
  11. 11.41 × 4 =
  12. 12.60 × 4 =
  13. 13.58 × 4 =
  14. 14.31 × 4 =
  15. 15.56 × 4 =
  16. 16.52 × 4 =
  17. 17.12 × 4 =
  18. 18.15 × 4 =
  19. 19.57 × 4 =
  20. 20.44 × 4 =
  21. 21.23 × 4 =
  22. 22.50 × 4 =
  23. 23.48 × 4 =
  24. 24.49 × 4 =
  25. 25.30 × 4 =
  26. 26.11 × 4 =
  27. 27.42 × 4 =
  28. 28.28 × 4 =
  29. 29.34 × 4 =
  30. 30.46 × 4 =
  31. 31.7 × 4 =
  32. 32.17 × 4 =
  33. 33.25 × 4 =
  34. 34.6 × 4 =
  35. 35.53 × 4 =
  36. 36.27 × 4 =
  37. 37.32 × 4 =
  38. 38.43 × 4 =
  39. 39.24 × 4 =
  40. 40.59 × 4 =

Answer key

  1. 144
  2. 104
  3. 40
  4. 140
  5. 88
  6. 132
  7. 72
  8. 80
  9. 216
  10. 188
  11. 164
  12. 240
  13. 232
  14. 124
  15. 224
  16. 208
  17. 48
  18. 60
  19. 228
  20. 176
  21. 92
  22. 200
  23. 192
  24. 196
  25. 120
  26. 44
  27. 168
  28. 112
  29. 136
  30. 184
  31. 28
  32. 68
  33. 100
  34. 24
  35. 212
  36. 108
  37. 128
  38. 172
  39. 96
  40. 236

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