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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 711 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.48 × 4 =
  2. 2.33 × 4 =
  3. 3.59 × 4 =
  4. 4.16 × 4 =
  5. 5.40 × 4 =
  6. 6.30 × 4 =
  7. 7.49 × 4 =
  8. 8.20 × 4 =
  9. 9.28 × 4 =
  10. 10.18 × 4 =
  11. 11.58 × 4 =
  12. 12.46 × 4 =
  13. 13.11 × 4 =
  14. 14.23 × 4 =
  15. 15.8 × 4 =
  16. 16.57 × 4 =
  17. 17.44 × 4 =
  18. 18.27 × 4 =
  19. 19.41 × 4 =
  20. 20.19 × 4 =
  21. 21.14 × 4 =
  22. 22.6 × 4 =
  23. 23.21 × 4 =
  24. 24.24 × 4 =
  25. 25.53 × 4 =
  26. 26.13 × 4 =
  27. 27.36 × 4 =
  28. 28.38 × 4 =
  29. 29.34 × 4 =
  30. 30.37 × 4 =
  31. 31.15 × 4 =
  32. 32.7 × 4 =
  33. 33.51 × 4 =
  34. 34.60 × 4 =
  35. 35.10 × 4 =
  36. 36.12 × 4 =
  37. 37.17 × 4 =
  38. 38.31 × 4 =
  39. 39.22 × 4 =
  40. 40.35 × 4 =

Answer key

  1. 192
  2. 132
  3. 236
  4. 64
  5. 160
  6. 120
  7. 196
  8. 80
  9. 112
  10. 72
  11. 232
  12. 184
  13. 44
  14. 92
  15. 32
  16. 228
  17. 176
  18. 108
  19. 164
  20. 76
  21. 56
  22. 24
  23. 84
  24. 96
  25. 212
  26. 52
  27. 144
  28. 152
  29. 136
  30. 148
  31. 60
  32. 28
  33. 204
  34. 240
  35. 40
  36. 48
  37. 68
  38. 124
  39. 88
  40. 140

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