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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 593 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.28 × 4 =
  2. 2.46 × 4 =
  3. 3.29 × 4 =
  4. 4.7 × 4 =
  5. 5.11 × 4 =
  6. 6.19 × 4 =
  7. 7.18 × 4 =
  8. 8.55 × 4 =
  9. 9.48 × 4 =
  10. 10.13 × 4 =
  11. 11.44 × 4 =
  12. 12.40 × 4 =
  13. 13.22 × 4 =
  14. 14.6 × 4 =
  15. 15.37 × 4 =
  16. 16.26 × 4 =
  17. 17.9 × 4 =
  18. 18.23 × 4 =
  19. 19.30 × 4 =
  20. 20.14 × 4 =
  21. 21.10 × 4 =
  22. 22.43 × 4 =
  23. 23.59 × 4 =
  24. 24.12 × 4 =
  25. 25.33 × 4 =
  26. 26.39 × 4 =
  27. 27.42 × 4 =
  28. 28.21 × 4 =
  29. 29.15 × 4 =
  30. 30.58 × 4 =
  31. 31.38 × 4 =
  32. 32.20 × 4 =
  33. 33.49 × 4 =
  34. 34.24 × 4 =
  35. 35.47 × 4 =
  36. 36.56 × 4 =
  37. 37.52 × 4 =
  38. 38.31 × 4 =
  39. 39.51 × 4 =
  40. 40.53 × 4 =

Answer key

  1. 112
  2. 184
  3. 116
  4. 28
  5. 44
  6. 76
  7. 72
  8. 220
  9. 192
  10. 52
  11. 176
  12. 160
  13. 88
  14. 24
  15. 148
  16. 104
  17. 36
  18. 92
  19. 120
  20. 56
  21. 40
  22. 172
  23. 236
  24. 48
  25. 132
  26. 156
  27. 168
  28. 84
  29. 60
  30. 232
  31. 152
  32. 80
  33. 196
  34. 96
  35. 188
  36. 224
  37. 208
  38. 124
  39. 204
  40. 212

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