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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 308 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.15 × 4 =
  2. 2.19 × 4 =
  3. 3.22 × 4 =
  4. 4.44 × 4 =
  5. 5.20 × 4 =
  6. 6.39 × 4 =
  7. 7.40 × 4 =
  8. 8.56 × 4 =
  9. 9.25 × 4 =
  10. 10.17 × 4 =
  11. 11.9 × 4 =
  12. 12.35 × 4 =
  13. 13.21 × 4 =
  14. 14.24 × 4 =
  15. 15.13 × 4 =
  16. 16.50 × 4 =
  17. 17.18 × 4 =
  18. 18.16 × 4 =
  19. 19.45 × 4 =
  20. 20.6 × 4 =
  21. 21.30 × 4 =
  22. 22.36 × 4 =
  23. 23.53 × 4 =
  24. 24.29 × 4 =
  25. 25.26 × 4 =
  26. 26.46 × 4 =
  27. 27.32 × 4 =
  28. 28.49 × 4 =
  29. 29.52 × 4 =
  30. 30.7 × 4 =
  31. 31.37 × 4 =
  32. 32.43 × 4 =
  33. 33.28 × 4 =
  34. 34.14 × 4 =
  35. 35.11 × 4 =
  36. 36.59 × 4 =
  37. 37.57 × 4 =
  38. 38.38 × 4 =
  39. 39.33 × 4 =
  40. 40.42 × 4 =

Answer key

  1. 60
  2. 76
  3. 88
  4. 176
  5. 80
  6. 156
  7. 160
  8. 224
  9. 100
  10. 68
  11. 36
  12. 140
  13. 84
  14. 96
  15. 52
  16. 200
  17. 72
  18. 64
  19. 180
  20. 24
  21. 120
  22. 144
  23. 212
  24. 116
  25. 104
  26. 184
  27. 128
  28. 196
  29. 208
  30. 28
  31. 148
  32. 172
  33. 112
  34. 56
  35. 44
  36. 236
  37. 228
  38. 152
  39. 132
  40. 168

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