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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 789 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.52 × 4 =
  2. 2.25 × 4 =
  3. 3.21 × 4 =
  4. 4.17 × 4 =
  5. 5.9 × 4 =
  6. 6.6 × 4 =
  7. 7.36 × 4 =
  8. 8.50 × 4 =
  9. 9.35 × 4 =
  10. 10.23 × 4 =
  11. 11.59 × 4 =
  12. 12.44 × 4 =
  13. 13.54 × 4 =
  14. 14.8 × 4 =
  15. 15.34 × 4 =
  16. 16.11 × 4 =
  17. 17.22 × 4 =
  18. 18.40 × 4 =
  19. 19.29 × 4 =
  20. 20.53 × 4 =
  21. 21.15 × 4 =
  22. 22.60 × 4 =
  23. 23.13 × 4 =
  24. 24.41 × 4 =
  25. 25.56 × 4 =
  26. 26.33 × 4 =
  27. 27.39 × 4 =
  28. 28.57 × 4 =
  29. 29.31 × 4 =
  30. 30.18 × 4 =
  31. 31.43 × 4 =
  32. 32.47 × 4 =
  33. 33.30 × 4 =
  34. 34.10 × 4 =
  35. 35.28 × 4 =
  36. 36.24 × 4 =
  37. 37.51 × 4 =
  38. 38.12 × 4 =
  39. 39.37 × 4 =
  40. 40.16 × 4 =

Answer key

  1. 208
  2. 100
  3. 84
  4. 68
  5. 36
  6. 24
  7. 144
  8. 200
  9. 140
  10. 92
  11. 236
  12. 176
  13. 216
  14. 32
  15. 136
  16. 44
  17. 88
  18. 160
  19. 116
  20. 212
  21. 60
  22. 240
  23. 52
  24. 164
  25. 224
  26. 132
  27. 156
  28. 228
  29. 124
  30. 72
  31. 172
  32. 188
  33. 120
  34. 40
  35. 112
  36. 96
  37. 204
  38. 48
  39. 148
  40. 64

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