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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 833 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.11 × 4 =
  2. 2.48 × 4 =
  3. 3.40 × 4 =
  4. 4.22 × 4 =
  5. 5.56 × 4 =
  6. 6.33 × 4 =
  7. 7.32 × 4 =
  8. 8.59 × 4 =
  9. 9.51 × 4 =
  10. 10.57 × 4 =
  11. 11.34 × 4 =
  12. 12.43 × 4 =
  13. 13.12 × 4 =
  14. 14.29 × 4 =
  15. 15.52 × 4 =
  16. 16.24 × 4 =
  17. 17.10 × 4 =
  18. 18.37 × 4 =
  19. 19.7 × 4 =
  20. 20.27 × 4 =
  21. 21.13 × 4 =
  22. 22.9 × 4 =
  23. 23.45 × 4 =
  24. 24.26 × 4 =
  25. 25.50 × 4 =
  26. 26.44 × 4 =
  27. 27.19 × 4 =
  28. 28.42 × 4 =
  29. 29.8 × 4 =
  30. 30.31 × 4 =
  31. 31.35 × 4 =
  32. 32.15 × 4 =
  33. 33.54 × 4 =
  34. 34.18 × 4 =
  35. 35.58 × 4 =
  36. 36.39 × 4 =
  37. 37.55 × 4 =
  38. 38.25 × 4 =
  39. 39.6 × 4 =
  40. 40.38 × 4 =

Answer key

  1. 44
  2. 192
  3. 160
  4. 88
  5. 224
  6. 132
  7. 128
  8. 236
  9. 204
  10. 228
  11. 136
  12. 172
  13. 48
  14. 116
  15. 208
  16. 96
  17. 40
  18. 148
  19. 28
  20. 108
  21. 52
  22. 36
  23. 180
  24. 104
  25. 200
  26. 176
  27. 76
  28. 168
  29. 32
  30. 124
  31. 140
  32. 60
  33. 216
  34. 72
  35. 232
  36. 156
  37. 220
  38. 100
  39. 24
  40. 152

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