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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 664 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.6 × 4 =
  2. 2.15 × 4 =
  3. 3.59 × 4 =
  4. 4.27 × 4 =
  5. 5.9 × 4 =
  6. 6.33 × 4 =
  7. 7.24 × 4 =
  8. 8.52 × 4 =
  9. 9.57 × 4 =
  10. 10.53 × 4 =
  11. 11.55 × 4 =
  12. 12.7 × 4 =
  13. 13.34 × 4 =
  14. 14.44 × 4 =
  15. 15.13 × 4 =
  16. 16.19 × 4 =
  17. 17.51 × 4 =
  18. 18.32 × 4 =
  19. 19.21 × 4 =
  20. 20.23 × 4 =
  21. 21.47 × 4 =
  22. 22.8 × 4 =
  23. 23.41 × 4 =
  24. 24.14 × 4 =
  25. 25.11 × 4 =
  26. 26.18 × 4 =
  27. 27.30 × 4 =
  28. 28.39 × 4 =
  29. 29.46 × 4 =
  30. 30.12 × 4 =
  31. 31.20 × 4 =
  32. 32.42 × 4 =
  33. 33.26 × 4 =
  34. 34.16 × 4 =
  35. 35.40 × 4 =
  36. 36.49 × 4 =
  37. 37.60 × 4 =
  38. 38.48 × 4 =
  39. 39.10 × 4 =
  40. 40.54 × 4 =

Answer key

  1. 24
  2. 60
  3. 236
  4. 108
  5. 36
  6. 132
  7. 96
  8. 208
  9. 228
  10. 212
  11. 220
  12. 28
  13. 136
  14. 176
  15. 52
  16. 76
  17. 204
  18. 128
  19. 84
  20. 92
  21. 188
  22. 32
  23. 164
  24. 56
  25. 44
  26. 72
  27. 120
  28. 156
  29. 184
  30. 48
  31. 80
  32. 168
  33. 104
  34. 64
  35. 160
  36. 196
  37. 240
  38. 192
  39. 40
  40. 216

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