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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 832 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.57 × 4 =
  2. 2.6 × 4 =
  3. 3.29 × 4 =
  4. 4.58 × 4 =
  5. 5.19 × 4 =
  6. 6.14 × 4 =
  7. 7.17 × 4 =
  8. 8.53 × 4 =
  9. 9.18 × 4 =
  10. 10.55 × 4 =
  11. 11.20 × 4 =
  12. 12.35 × 4 =
  13. 13.11 × 4 =
  14. 14.26 × 4 =
  15. 15.25 × 4 =
  16. 16.9 × 4 =
  17. 17.13 × 4 =
  18. 18.27 × 4 =
  19. 19.33 × 4 =
  20. 20.39 × 4 =
  21. 21.28 × 4 =
  22. 22.38 × 4 =
  23. 23.24 × 4 =
  24. 24.60 × 4 =
  25. 25.37 × 4 =
  26. 26.47 × 4 =
  27. 27.51 × 4 =
  28. 28.52 × 4 =
  29. 29.21 × 4 =
  30. 30.30 × 4 =
  31. 31.16 × 4 =
  32. 32.12 × 4 =
  33. 33.43 × 4 =
  34. 34.31 × 4 =
  35. 35.48 × 4 =
  36. 36.32 × 4 =
  37. 37.50 × 4 =
  38. 38.54 × 4 =
  39. 39.10 × 4 =
  40. 40.59 × 4 =

Answer key

  1. 228
  2. 24
  3. 116
  4. 232
  5. 76
  6. 56
  7. 68
  8. 212
  9. 72
  10. 220
  11. 80
  12. 140
  13. 44
  14. 104
  15. 100
  16. 36
  17. 52
  18. 108
  19. 132
  20. 156
  21. 112
  22. 152
  23. 96
  24. 240
  25. 148
  26. 188
  27. 204
  28. 208
  29. 84
  30. 120
  31. 64
  32. 48
  33. 172
  34. 124
  35. 192
  36. 128
  37. 200
  38. 216
  39. 40
  40. 236

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