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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 769 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.44 × 4 =
  2. 2.41 × 4 =
  3. 3.9 × 4 =
  4. 4.33 × 4 =
  5. 5.32 × 4 =
  6. 6.51 × 4 =
  7. 7.16 × 4 =
  8. 8.17 × 4 =
  9. 9.29 × 4 =
  10. 10.7 × 4 =
  11. 11.30 × 4 =
  12. 12.12 × 4 =
  13. 13.48 × 4 =
  14. 14.28 × 4 =
  15. 15.27 × 4 =
  16. 16.24 × 4 =
  17. 17.37 × 4 =
  18. 18.19 × 4 =
  19. 19.49 × 4 =
  20. 20.43 × 4 =
  21. 21.36 × 4 =
  22. 22.56 × 4 =
  23. 23.45 × 4 =
  24. 24.20 × 4 =
  25. 25.26 × 4 =
  26. 26.23 × 4 =
  27. 27.35 × 4 =
  28. 28.13 × 4 =
  29. 29.58 × 4 =
  30. 30.46 × 4 =
  31. 31.50 × 4 =
  32. 32.39 × 4 =
  33. 33.53 × 4 =
  34. 34.6 × 4 =
  35. 35.14 × 4 =
  36. 36.22 × 4 =
  37. 37.31 × 4 =
  38. 38.21 × 4 =
  39. 39.55 × 4 =
  40. 40.40 × 4 =

Answer key

  1. 176
  2. 164
  3. 36
  4. 132
  5. 128
  6. 204
  7. 64
  8. 68
  9. 116
  10. 28
  11. 120
  12. 48
  13. 192
  14. 112
  15. 108
  16. 96
  17. 148
  18. 76
  19. 196
  20. 172
  21. 144
  22. 224
  23. 180
  24. 80
  25. 104
  26. 92
  27. 140
  28. 52
  29. 232
  30. 184
  31. 200
  32. 156
  33. 212
  34. 24
  35. 56
  36. 88
  37. 124
  38. 84
  39. 220
  40. 160

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