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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 730 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.40 × 4 =
  2. 2.11 × 4 =
  3. 3.19 × 4 =
  4. 4.23 × 4 =
  5. 5.26 × 4 =
  6. 6.36 × 4 =
  7. 7.39 × 4 =
  8. 8.21 × 4 =
  9. 9.57 × 4 =
  10. 10.14 × 4 =
  11. 11.20 × 4 =
  12. 12.34 × 4 =
  13. 13.15 × 4 =
  14. 14.7 × 4 =
  15. 15.30 × 4 =
  16. 16.29 × 4 =
  17. 17.55 × 4 =
  18. 18.44 × 4 =
  19. 19.12 × 4 =
  20. 20.27 × 4 =
  21. 21.10 × 4 =
  22. 22.50 × 4 =
  23. 23.33 × 4 =
  24. 24.52 × 4 =
  25. 25.13 × 4 =
  26. 26.47 × 4 =
  27. 27.25 × 4 =
  28. 28.48 × 4 =
  29. 29.37 × 4 =
  30. 30.59 × 4 =
  31. 31.53 × 4 =
  32. 32.22 × 4 =
  33. 33.46 × 4 =
  34. 34.17 × 4 =
  35. 35.41 × 4 =
  36. 36.38 × 4 =
  37. 37.56 × 4 =
  38. 38.45 × 4 =
  39. 39.8 × 4 =
  40. 40.22 × 4 =

Answer key

  1. 160
  2. 44
  3. 76
  4. 92
  5. 104
  6. 144
  7. 156
  8. 84
  9. 228
  10. 56
  11. 80
  12. 136
  13. 60
  14. 28
  15. 120
  16. 116
  17. 220
  18. 176
  19. 48
  20. 108
  21. 40
  22. 200
  23. 132
  24. 208
  25. 52
  26. 188
  27. 100
  28. 192
  29. 148
  30. 236
  31. 212
  32. 88
  33. 184
  34. 68
  35. 164
  36. 152
  37. 224
  38. 180
  39. 32
  40. 88

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