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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 357 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.7 × 4 =
  2. 2.29 × 4 =
  3. 3.47 × 4 =
  4. 4.40 × 4 =
  5. 5.58 × 4 =
  6. 6.12 × 4 =
  7. 7.6 × 4 =
  8. 8.55 × 4 =
  9. 9.39 × 4 =
  10. 10.16 × 4 =
  11. 11.60 × 4 =
  12. 12.20 × 4 =
  13. 13.25 × 4 =
  14. 14.42 × 4 =
  15. 15.17 × 4 =
  16. 16.21 × 4 =
  17. 17.57 × 4 =
  18. 18.28 × 4 =
  19. 19.10 × 4 =
  20. 20.14 × 4 =
  21. 21.38 × 4 =
  22. 22.8 × 4 =
  23. 23.44 × 4 =
  24. 24.51 × 4 =
  25. 25.26 × 4 =
  26. 26.45 × 4 =
  27. 27.31 × 4 =
  28. 28.36 × 4 =
  29. 29.23 × 4 =
  30. 30.11 × 4 =
  31. 31.24 × 4 =
  32. 32.30 × 4 =
  33. 33.49 × 4 =
  34. 34.52 × 4 =
  35. 35.48 × 4 =
  36. 36.15 × 4 =
  37. 37.22 × 4 =
  38. 38.13 × 4 =
  39. 39.9 × 4 =
  40. 40.59 × 4 =

Answer key

  1. 28
  2. 116
  3. 188
  4. 160
  5. 232
  6. 48
  7. 24
  8. 220
  9. 156
  10. 64
  11. 240
  12. 80
  13. 100
  14. 168
  15. 68
  16. 84
  17. 228
  18. 112
  19. 40
  20. 56
  21. 152
  22. 32
  23. 176
  24. 204
  25. 104
  26. 180
  27. 124
  28. 144
  29. 92
  30. 44
  31. 96
  32. 120
  33. 196
  34. 208
  35. 192
  36. 60
  37. 88
  38. 52
  39. 36
  40. 236

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