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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 910 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.26 × 4 =
  2. 2.11 × 4 =
  3. 3.10 × 4 =
  4. 4.56 × 4 =
  5. 5.37 × 4 =
  6. 6.39 × 4 =
  7. 7.40 × 4 =
  8. 8.19 × 4 =
  9. 9.32 × 4 =
  10. 10.28 × 4 =
  11. 11.22 × 4 =
  12. 12.57 × 4 =
  13. 13.51 × 4 =
  14. 14.23 × 4 =
  15. 15.58 × 4 =
  16. 16.48 × 4 =
  17. 17.46 × 4 =
  18. 18.9 × 4 =
  19. 19.12 × 4 =
  20. 20.27 × 4 =
  21. 21.15 × 4 =
  22. 22.47 × 4 =
  23. 23.49 × 4 =
  24. 24.18 × 4 =
  25. 25.50 × 4 =
  26. 26.24 × 4 =
  27. 27.41 × 4 =
  28. 28.35 × 4 =
  29. 29.52 × 4 =
  30. 30.34 × 4 =
  31. 31.13 × 4 =
  32. 32.30 × 4 =
  33. 33.20 × 4 =
  34. 34.14 × 4 =
  35. 35.28 × 4 =
  36. 36.43 × 4 =
  37. 37.21 × 4 =
  38. 38.16 × 4 =
  39. 39.33 × 4 =
  40. 40.59 × 4 =

Answer key

  1. 104
  2. 44
  3. 40
  4. 224
  5. 148
  6. 156
  7. 160
  8. 76
  9. 128
  10. 112
  11. 88
  12. 228
  13. 204
  14. 92
  15. 232
  16. 192
  17. 184
  18. 36
  19. 48
  20. 108
  21. 60
  22. 188
  23. 196
  24. 72
  25. 200
  26. 96
  27. 164
  28. 140
  29. 208
  30. 136
  31. 52
  32. 120
  33. 80
  34. 56
  35. 112
  36. 172
  37. 84
  38. 64
  39. 132
  40. 236

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