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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 501 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.11 × 4 =
  2. 2.7 × 4 =
  3. 3.19 × 4 =
  4. 4.12 × 4 =
  5. 5.22 × 4 =
  6. 6.8 × 4 =
  7. 7.25 × 4 =
  8. 8.20 × 4 =
  9. 9.37 × 4 =
  10. 10.53 × 4 =
  11. 11.57 × 4 =
  12. 12.21 × 4 =
  13. 13.36 × 4 =
  14. 14.31 × 4 =
  15. 15.51 × 4 =
  16. 16.56 × 4 =
  17. 17.45 × 4 =
  18. 18.44 × 4 =
  19. 19.23 × 4 =
  20. 20.55 × 4 =
  21. 21.46 × 4 =
  22. 22.43 × 4 =
  23. 23.15 × 4 =
  24. 24.38 × 4 =
  25. 25.58 × 4 =
  26. 26.24 × 4 =
  27. 27.54 × 4 =
  28. 28.6 × 4 =
  29. 29.60 × 4 =
  30. 30.16 × 4 =
  31. 31.17 × 4 =
  32. 32.13 × 4 =
  33. 33.39 × 4 =
  34. 34.48 × 4 =
  35. 35.47 × 4 =
  36. 36.29 × 4 =
  37. 37.59 × 4 =
  38. 38.30 × 4 =
  39. 39.41 × 4 =
  40. 40.42 × 4 =

Answer key

  1. 44
  2. 28
  3. 76
  4. 48
  5. 88
  6. 32
  7. 100
  8. 80
  9. 148
  10. 212
  11. 228
  12. 84
  13. 144
  14. 124
  15. 204
  16. 224
  17. 180
  18. 176
  19. 92
  20. 220
  21. 184
  22. 172
  23. 60
  24. 152
  25. 232
  26. 96
  27. 216
  28. 24
  29. 240
  30. 64
  31. 68
  32. 52
  33. 156
  34. 192
  35. 188
  36. 116
  37. 236
  38. 120
  39. 164
  40. 168

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