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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 741 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.33 × 4 =
  2. 2.17 × 4 =
  3. 3.29 × 4 =
  4. 4.46 × 4 =
  5. 5.10 × 4 =
  6. 6.31 × 4 =
  7. 7.36 × 4 =
  8. 8.44 × 4 =
  9. 9.18 × 4 =
  10. 10.27 × 4 =
  11. 11.30 × 4 =
  12. 12.16 × 4 =
  13. 13.34 × 4 =
  14. 14.21 × 4 =
  15. 15.23 × 4 =
  16. 16.60 × 4 =
  17. 17.26 × 4 =
  18. 18.14 × 4 =
  19. 19.13 × 4 =
  20. 20.51 × 4 =
  21. 21.8 × 4 =
  22. 22.25 × 4 =
  23. 23.28 × 4 =
  24. 24.19 × 4 =
  25. 25.52 × 4 =
  26. 26.49 × 4 =
  27. 27.24 × 4 =
  28. 28.57 × 4 =
  29. 29.43 × 4 =
  30. 30.42 × 4 =
  31. 31.9 × 4 =
  32. 32.35 × 4 =
  33. 33.55 × 4 =
  34. 34.32 × 4 =
  35. 35.22 × 4 =
  36. 36.54 × 4 =
  37. 37.6 × 4 =
  38. 38.48 × 4 =
  39. 39.47 × 4 =
  40. 40.59 × 4 =

Answer key

  1. 132
  2. 68
  3. 116
  4. 184
  5. 40
  6. 124
  7. 144
  8. 176
  9. 72
  10. 108
  11. 120
  12. 64
  13. 136
  14. 84
  15. 92
  16. 240
  17. 104
  18. 56
  19. 52
  20. 204
  21. 32
  22. 100
  23. 112
  24. 76
  25. 208
  26. 196
  27. 96
  28. 228
  29. 172
  30. 168
  31. 36
  32. 140
  33. 220
  34. 128
  35. 88
  36. 216
  37. 24
  38. 192
  39. 188
  40. 236

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