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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 162 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.47 × 4 =
  2. 2.58 × 4 =
  3. 3.31 × 4 =
  4. 4.8 × 4 =
  5. 5.46 × 4 =
  6. 6.51 × 4 =
  7. 7.10 × 4 =
  8. 8.38 × 4 =
  9. 9.60 × 4 =
  10. 10.55 × 4 =
  11. 11.19 × 4 =
  12. 12.16 × 4 =
  13. 13.56 × 4 =
  14. 14.33 × 4 =
  15. 15.30 × 4 =
  16. 16.14 × 4 =
  17. 17.13 × 4 =
  18. 18.39 × 4 =
  19. 19.18 × 4 =
  20. 20.20 × 4 =
  21. 21.22 × 4 =
  22. 22.29 × 4 =
  23. 23.15 × 4 =
  24. 24.23 × 4 =
  25. 25.40 × 4 =
  26. 26.59 × 4 =
  27. 27.35 × 4 =
  28. 28.52 × 4 =
  29. 29.34 × 4 =
  30. 30.17 × 4 =
  31. 31.43 × 4 =
  32. 32.57 × 4 =
  33. 33.48 × 4 =
  34. 34.25 × 4 =
  35. 35.11 × 4 =
  36. 36.6 × 4 =
  37. 37.26 × 4 =
  38. 38.45 × 4 =
  39. 39.37 × 4 =
  40. 40.17 × 4 =

Answer key

  1. 188
  2. 232
  3. 124
  4. 32
  5. 184
  6. 204
  7. 40
  8. 152
  9. 240
  10. 220
  11. 76
  12. 64
  13. 224
  14. 132
  15. 120
  16. 56
  17. 52
  18. 156
  19. 72
  20. 80
  21. 88
  22. 116
  23. 60
  24. 92
  25. 160
  26. 236
  27. 140
  28. 208
  29. 136
  30. 68
  31. 172
  32. 228
  33. 192
  34. 100
  35. 44
  36. 24
  37. 104
  38. 180
  39. 148
  40. 68

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