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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 786 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.12 × 4 =
  2. 2.39 × 4 =
  3. 3.44 × 4 =
  4. 4.36 × 4 =
  5. 5.6 × 4 =
  6. 6.11 × 4 =
  7. 7.29 × 4 =
  8. 8.31 × 4 =
  9. 9.38 × 4 =
  10. 10.18 × 4 =
  11. 11.15 × 4 =
  12. 12.58 × 4 =
  13. 13.52 × 4 =
  14. 14.32 × 4 =
  15. 15.8 × 4 =
  16. 16.56 × 4 =
  17. 17.40 × 4 =
  18. 18.24 × 4 =
  19. 19.13 × 4 =
  20. 20.7 × 4 =
  21. 21.26 × 4 =
  22. 22.23 × 4 =
  23. 23.47 × 4 =
  24. 24.34 × 4 =
  25. 25.51 × 4 =
  26. 26.55 × 4 =
  27. 27.48 × 4 =
  28. 28.25 × 4 =
  29. 29.30 × 4 =
  30. 30.10 × 4 =
  31. 31.19 × 4 =
  32. 32.20 × 4 =
  33. 33.54 × 4 =
  34. 34.43 × 4 =
  35. 35.57 × 4 =
  36. 36.46 × 4 =
  37. 37.14 × 4 =
  38. 38.53 × 4 =
  39. 39.33 × 4 =
  40. 40.49 × 4 =

Answer key

  1. 48
  2. 156
  3. 176
  4. 144
  5. 24
  6. 44
  7. 116
  8. 124
  9. 152
  10. 72
  11. 60
  12. 232
  13. 208
  14. 128
  15. 32
  16. 224
  17. 160
  18. 96
  19. 52
  20. 28
  21. 104
  22. 92
  23. 188
  24. 136
  25. 204
  26. 220
  27. 192
  28. 100
  29. 120
  30. 40
  31. 76
  32. 80
  33. 216
  34. 172
  35. 228
  36. 184
  37. 56
  38. 212
  39. 132
  40. 196

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