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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 63 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.19 × 4 =
  2. 2.13 × 4 =
  3. 3.9 × 4 =
  4. 4.54 × 4 =
  5. 5.11 × 4 =
  6. 6.17 × 4 =
  7. 7.39 × 4 =
  8. 8.34 × 4 =
  9. 9.21 × 4 =
  10. 10.51 × 4 =
  11. 11.45 × 4 =
  12. 12.52 × 4 =
  13. 13.10 × 4 =
  14. 14.32 × 4 =
  15. 15.24 × 4 =
  16. 16.53 × 4 =
  17. 17.59 × 4 =
  18. 18.16 × 4 =
  19. 19.47 × 4 =
  20. 20.26 × 4 =
  21. 21.15 × 4 =
  22. 22.14 × 4 =
  23. 23.42 × 4 =
  24. 24.22 × 4 =
  25. 25.12 × 4 =
  26. 26.41 × 4 =
  27. 27.37 × 4 =
  28. 28.28 × 4 =
  29. 29.55 × 4 =
  30. 30.18 × 4 =
  31. 31.35 × 4 =
  32. 32.36 × 4 =
  33. 33.48 × 4 =
  34. 34.56 × 4 =
  35. 35.27 × 4 =
  36. 36.25 × 4 =
  37. 37.49 × 4 =
  38. 38.40 × 4 =
  39. 39.30 × 4 =
  40. 40.44 × 4 =

Answer key

  1. 76
  2. 52
  3. 36
  4. 216
  5. 44
  6. 68
  7. 156
  8. 136
  9. 84
  10. 204
  11. 180
  12. 208
  13. 40
  14. 128
  15. 96
  16. 212
  17. 236
  18. 64
  19. 188
  20. 104
  21. 60
  22. 56
  23. 168
  24. 88
  25. 48
  26. 164
  27. 148
  28. 112
  29. 220
  30. 72
  31. 140
  32. 144
  33. 192
  34. 224
  35. 108
  36. 100
  37. 196
  38. 160
  39. 120
  40. 176

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