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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 742 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.32 × 4 =
  2. 2.57 × 4 =
  3. 3.54 × 4 =
  4. 4.45 × 4 =
  5. 5.51 × 4 =
  6. 6.6 × 4 =
  7. 7.39 × 4 =
  8. 8.14 × 4 =
  9. 9.22 × 4 =
  10. 10.21 × 4 =
  11. 11.25 × 4 =
  12. 12.43 × 4 =
  13. 13.8 × 4 =
  14. 14.44 × 4 =
  15. 15.49 × 4 =
  16. 16.41 × 4 =
  17. 17.42 × 4 =
  18. 18.26 × 4 =
  19. 19.13 × 4 =
  20. 20.36 × 4 =
  21. 21.28 × 4 =
  22. 22.56 × 4 =
  23. 23.46 × 4 =
  24. 24.53 × 4 =
  25. 25.40 × 4 =
  26. 26.15 × 4 =
  27. 27.24 × 4 =
  28. 28.60 × 4 =
  29. 29.17 × 4 =
  30. 30.29 × 4 =
  31. 31.19 × 4 =
  32. 32.38 × 4 =
  33. 33.50 × 4 =
  34. 34.20 × 4 =
  35. 35.27 × 4 =
  36. 36.11 × 4 =
  37. 37.34 × 4 =
  38. 38.48 × 4 =
  39. 39.58 × 4 =
  40. 40.35 × 4 =

Answer key

  1. 128
  2. 228
  3. 216
  4. 180
  5. 204
  6. 24
  7. 156
  8. 56
  9. 88
  10. 84
  11. 100
  12. 172
  13. 32
  14. 176
  15. 196
  16. 164
  17. 168
  18. 104
  19. 52
  20. 144
  21. 112
  22. 224
  23. 184
  24. 212
  25. 160
  26. 60
  27. 96
  28. 240
  29. 68
  30. 116
  31. 76
  32. 152
  33. 200
  34. 80
  35. 108
  36. 44
  37. 136
  38. 192
  39. 232
  40. 140

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