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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 845 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.12 × 4 =
  2. 2.36 × 4 =
  3. 3.50 × 4 =
  4. 4.29 × 4 =
  5. 5.18 × 4 =
  6. 6.32 × 4 =
  7. 7.41 × 4 =
  8. 8.11 × 4 =
  9. 9.54 × 4 =
  10. 10.45 × 4 =
  11. 11.46 × 4 =
  12. 12.59 × 4 =
  13. 13.30 × 4 =
  14. 14.53 × 4 =
  15. 15.20 × 4 =
  16. 16.14 × 4 =
  17. 17.6 × 4 =
  18. 18.7 × 4 =
  19. 19.17 × 4 =
  20. 20.48 × 4 =
  21. 21.26 × 4 =
  22. 22.25 × 4 =
  23. 23.19 × 4 =
  24. 24.15 × 4 =
  25. 25.35 × 4 =
  26. 26.39 × 4 =
  27. 27.44 × 4 =
  28. 28.31 × 4 =
  29. 29.58 × 4 =
  30. 30.34 × 4 =
  31. 31.23 × 4 =
  32. 32.16 × 4 =
  33. 33.47 × 4 =
  34. 34.56 × 4 =
  35. 35.51 × 4 =
  36. 36.28 × 4 =
  37. 37.42 × 4 =
  38. 38.13 × 4 =
  39. 39.52 × 4 =
  40. 40.57 × 4 =

Answer key

  1. 48
  2. 144
  3. 200
  4. 116
  5. 72
  6. 128
  7. 164
  8. 44
  9. 216
  10. 180
  11. 184
  12. 236
  13. 120
  14. 212
  15. 80
  16. 56
  17. 24
  18. 28
  19. 68
  20. 192
  21. 104
  22. 100
  23. 76
  24. 60
  25. 140
  26. 156
  27. 176
  28. 124
  29. 232
  30. 136
  31. 92
  32. 64
  33. 188
  34. 224
  35. 204
  36. 112
  37. 168
  38. 52
  39. 208
  40. 228

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