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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 584 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.42 × 4 =
  2. 2.27 × 4 =
  3. 3.46 × 4 =
  4. 4.51 × 4 =
  5. 5.48 × 4 =
  6. 6.29 × 4 =
  7. 7.57 × 4 =
  8. 8.21 × 4 =
  9. 9.6 × 4 =
  10. 10.10 × 4 =
  11. 11.36 × 4 =
  12. 12.59 × 4 =
  13. 13.19 × 4 =
  14. 14.34 × 4 =
  15. 15.18 × 4 =
  16. 16.9 × 4 =
  17. 17.53 × 4 =
  18. 18.33 × 4 =
  19. 19.41 × 4 =
  20. 20.15 × 4 =
  21. 21.12 × 4 =
  22. 22.11 × 4 =
  23. 23.23 × 4 =
  24. 24.31 × 4 =
  25. 25.58 × 4 =
  26. 26.35 × 4 =
  27. 27.43 × 4 =
  28. 28.52 × 4 =
  29. 29.16 × 4 =
  30. 30.47 × 4 =
  31. 31.40 × 4 =
  32. 32.28 × 4 =
  33. 33.54 × 4 =
  34. 34.13 × 4 =
  35. 35.39 × 4 =
  36. 36.30 × 4 =
  37. 37.20 × 4 =
  38. 38.37 × 4 =
  39. 39.7 × 4 =
  40. 40.45 × 4 =

Answer key

  1. 168
  2. 108
  3. 184
  4. 204
  5. 192
  6. 116
  7. 228
  8. 84
  9. 24
  10. 40
  11. 144
  12. 236
  13. 76
  14. 136
  15. 72
  16. 36
  17. 212
  18. 132
  19. 164
  20. 60
  21. 48
  22. 44
  23. 92
  24. 124
  25. 232
  26. 140
  27. 172
  28. 208
  29. 64
  30. 188
  31. 160
  32. 112
  33. 216
  34. 52
  35. 156
  36. 120
  37. 80
  38. 148
  39. 28
  40. 180

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