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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 2 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.59 × 4 =
  2. 2.51 × 4 =
  3. 3.25 × 4 =
  4. 4.56 × 4 =
  5. 5.15 × 4 =
  6. 6.53 × 4 =
  7. 7.57 × 4 =
  8. 8.18 × 4 =
  9. 9.16 × 4 =
  10. 10.31 × 4 =
  11. 11.34 × 4 =
  12. 12.9 × 4 =
  13. 13.21 × 4 =
  14. 14.20 × 4 =
  15. 15.44 × 4 =
  16. 16.8 × 4 =
  17. 17.27 × 4 =
  18. 18.6 × 4 =
  19. 19.14 × 4 =
  20. 20.17 × 4 =
  21. 21.23 × 4 =
  22. 22.10 × 4 =
  23. 23.36 × 4 =
  24. 24.7 × 4 =
  25. 25.22 × 4 =
  26. 26.30 × 4 =
  27. 27.48 × 4 =
  28. 28.50 × 4 =
  29. 29.60 × 4 =
  30. 30.13 × 4 =
  31. 31.39 × 4 =
  32. 32.24 × 4 =
  33. 33.38 × 4 =
  34. 34.26 × 4 =
  35. 35.41 × 4 =
  36. 36.43 × 4 =
  37. 37.28 × 4 =
  38. 38.11 × 4 =
  39. 39.46 × 4 =
  40. 40.32 × 4 =

Answer key

  1. 236
  2. 204
  3. 100
  4. 224
  5. 60
  6. 212
  7. 228
  8. 72
  9. 64
  10. 124
  11. 136
  12. 36
  13. 84
  14. 80
  15. 176
  16. 32
  17. 108
  18. 24
  19. 56
  20. 68
  21. 92
  22. 40
  23. 144
  24. 28
  25. 88
  26. 120
  27. 192
  28. 200
  29. 240
  30. 52
  31. 156
  32. 96
  33. 152
  34. 104
  35. 164
  36. 172
  37. 112
  38. 44
  39. 184
  40. 128

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