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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 435 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.39 × 4 =
  2. 2.15 × 4 =
  3. 3.13 × 4 =
  4. 4.59 × 4 =
  5. 5.38 × 4 =
  6. 6.23 × 4 =
  7. 7.22 × 4 =
  8. 8.52 × 4 =
  9. 9.26 × 4 =
  10. 10.51 × 4 =
  11. 11.56 × 4 =
  12. 12.50 × 4 =
  13. 13.16 × 4 =
  14. 14.57 × 4 =
  15. 15.7 × 4 =
  16. 16.27 × 4 =
  17. 17.24 × 4 =
  18. 18.41 × 4 =
  19. 19.28 × 4 =
  20. 20.21 × 4 =
  21. 21.29 × 4 =
  22. 22.9 × 4 =
  23. 23.37 × 4 =
  24. 24.12 × 4 =
  25. 25.49 × 4 =
  26. 26.18 × 4 =
  27. 27.14 × 4 =
  28. 28.36 × 4 =
  29. 29.42 × 4 =
  30. 30.33 × 4 =
  31. 31.34 × 4 =
  32. 32.11 × 4 =
  33. 33.10 × 4 =
  34. 34.31 × 4 =
  35. 35.60 × 4 =
  36. 36.44 × 4 =
  37. 37.43 × 4 =
  38. 38.35 × 4 =
  39. 39.11 × 4 =
  40. 40.20 × 4 =

Answer key

  1. 156
  2. 60
  3. 52
  4. 236
  5. 152
  6. 92
  7. 88
  8. 208
  9. 104
  10. 204
  11. 224
  12. 200
  13. 64
  14. 228
  15. 28
  16. 108
  17. 96
  18. 164
  19. 112
  20. 84
  21. 116
  22. 36
  23. 148
  24. 48
  25. 196
  26. 72
  27. 56
  28. 144
  29. 168
  30. 132
  31. 136
  32. 44
  33. 40
  34. 124
  35. 240
  36. 176
  37. 172
  38. 140
  39. 44
  40. 80

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