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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 681 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.52 × 4 =
  2. 2.19 × 4 =
  3. 3.17 × 4 =
  4. 4.37 × 4 =
  5. 5.41 × 4 =
  6. 6.16 × 4 =
  7. 7.51 × 4 =
  8. 8.31 × 4 =
  9. 9.22 × 4 =
  10. 10.28 × 4 =
  11. 11.12 × 4 =
  12. 12.60 × 4 =
  13. 13.39 × 4 =
  14. 14.30 × 4 =
  15. 15.27 × 4 =
  16. 16.25 × 4 =
  17. 17.32 × 4 =
  18. 18.20 × 4 =
  19. 19.43 × 4 =
  20. 20.55 × 4 =
  21. 21.34 × 4 =
  22. 22.40 × 4 =
  23. 23.49 × 4 =
  24. 24.18 × 4 =
  25. 25.26 × 4 =
  26. 26.14 × 4 =
  27. 27.13 × 4 =
  28. 28.33 × 4 =
  29. 29.11 × 4 =
  30. 30.9 × 4 =
  31. 31.47 × 4 =
  32. 32.29 × 4 =
  33. 33.35 × 4 =
  34. 34.10 × 4 =
  35. 35.7 × 4 =
  36. 36.59 × 4 =
  37. 37.8 × 4 =
  38. 38.44 × 4 =
  39. 39.36 × 4 =
  40. 40.23 × 4 =

Answer key

  1. 208
  2. 76
  3. 68
  4. 148
  5. 164
  6. 64
  7. 204
  8. 124
  9. 88
  10. 112
  11. 48
  12. 240
  13. 156
  14. 120
  15. 108
  16. 100
  17. 128
  18. 80
  19. 172
  20. 220
  21. 136
  22. 160
  23. 196
  24. 72
  25. 104
  26. 56
  27. 52
  28. 132
  29. 44
  30. 36
  31. 188
  32. 116
  33. 140
  34. 40
  35. 28
  36. 236
  37. 32
  38. 176
  39. 144
  40. 92

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