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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 688 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.48 × 4 =
  2. 2.50 × 4 =
  3. 3.32 × 4 =
  4. 4.18 × 4 =
  5. 5.26 × 4 =
  6. 6.27 × 4 =
  7. 7.43 × 4 =
  8. 8.22 × 4 =
  9. 9.20 × 4 =
  10. 10.16 × 4 =
  11. 11.60 × 4 =
  12. 12.52 × 4 =
  13. 13.34 × 4 =
  14. 14.59 × 4 =
  15. 15.15 × 4 =
  16. 16.24 × 4 =
  17. 17.23 × 4 =
  18. 18.41 × 4 =
  19. 19.36 × 4 =
  20. 20.6 × 4 =
  21. 21.38 × 4 =
  22. 22.37 × 4 =
  23. 23.57 × 4 =
  24. 24.19 × 4 =
  25. 25.42 × 4 =
  26. 26.45 × 4 =
  27. 27.49 × 4 =
  28. 28.47 × 4 =
  29. 29.10 × 4 =
  30. 30.12 × 4 =
  31. 31.14 × 4 =
  32. 32.7 × 4 =
  33. 33.40 × 4 =
  34. 34.35 × 4 =
  35. 35.11 × 4 =
  36. 36.28 × 4 =
  37. 37.21 × 4 =
  38. 38.17 × 4 =
  39. 39.39 × 4 =
  40. 40.58 × 4 =

Answer key

  1. 192
  2. 200
  3. 128
  4. 72
  5. 104
  6. 108
  7. 172
  8. 88
  9. 80
  10. 64
  11. 240
  12. 208
  13. 136
  14. 236
  15. 60
  16. 96
  17. 92
  18. 164
  19. 144
  20. 24
  21. 152
  22. 148
  23. 228
  24. 76
  25. 168
  26. 180
  27. 196
  28. 188
  29. 40
  30. 48
  31. 56
  32. 28
  33. 160
  34. 140
  35. 44
  36. 112
  37. 84
  38. 68
  39. 156
  40. 232

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