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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 659 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.12 × 4 =
  2. 2.57 × 4 =
  3. 3.26 × 4 =
  4. 4.50 × 4 =
  5. 5.46 × 4 =
  6. 6.6 × 4 =
  7. 7.16 × 4 =
  8. 8.17 × 4 =
  9. 9.18 × 4 =
  10. 10.8 × 4 =
  11. 11.23 × 4 =
  12. 12.31 × 4 =
  13. 13.15 × 4 =
  14. 14.37 × 4 =
  15. 15.45 × 4 =
  16. 16.38 × 4 =
  17. 17.35 × 4 =
  18. 18.56 × 4 =
  19. 19.42 × 4 =
  20. 20.19 × 4 =
  21. 21.21 × 4 =
  22. 22.11 × 4 =
  23. 23.44 × 4 =
  24. 24.39 × 4 =
  25. 25.24 × 4 =
  26. 26.51 × 4 =
  27. 27.7 × 4 =
  28. 28.9 × 4 =
  29. 29.27 × 4 =
  30. 30.49 × 4 =
  31. 31.47 × 4 =
  32. 32.40 × 4 =
  33. 33.60 × 4 =
  34. 34.33 × 4 =
  35. 35.14 × 4 =
  36. 36.55 × 4 =
  37. 37.10 × 4 =
  38. 38.58 × 4 =
  39. 39.13 × 4 =
  40. 40.54 × 4 =

Answer key

  1. 48
  2. 228
  3. 104
  4. 200
  5. 184
  6. 24
  7. 64
  8. 68
  9. 72
  10. 32
  11. 92
  12. 124
  13. 60
  14. 148
  15. 180
  16. 152
  17. 140
  18. 224
  19. 168
  20. 76
  21. 84
  22. 44
  23. 176
  24. 156
  25. 96
  26. 204
  27. 28
  28. 36
  29. 108
  30. 196
  31. 188
  32. 160
  33. 240
  34. 132
  35. 56
  36. 220
  37. 40
  38. 232
  39. 52
  40. 216

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