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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 356 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.8 × 4 =
  2. 2.37 × 4 =
  3. 3.60 × 4 =
  4. 4.12 × 4 =
  5. 5.18 × 4 =
  6. 6.33 × 4 =
  7. 7.15 × 4 =
  8. 8.23 × 4 =
  9. 9.59 × 4 =
  10. 10.46 × 4 =
  11. 11.10 × 4 =
  12. 12.20 × 4 =
  13. 13.34 × 4 =
  14. 14.43 × 4 =
  15. 15.57 × 4 =
  16. 16.39 × 4 =
  17. 17.27 × 4 =
  18. 18.51 × 4 =
  19. 19.55 × 4 =
  20. 20.29 × 4 =
  21. 21.58 × 4 =
  22. 22.56 × 4 =
  23. 23.48 × 4 =
  24. 24.25 × 4 =
  25. 25.49 × 4 =
  26. 26.22 × 4 =
  27. 27.53 × 4 =
  28. 28.42 × 4 =
  29. 29.9 × 4 =
  30. 30.6 × 4 =
  31. 31.52 × 4 =
  32. 32.54 × 4 =
  33. 33.38 × 4 =
  34. 34.16 × 4 =
  35. 35.24 × 4 =
  36. 36.13 × 4 =
  37. 37.44 × 4 =
  38. 38.17 × 4 =
  39. 39.19 × 4 =
  40. 40.32 × 4 =

Answer key

  1. 32
  2. 148
  3. 240
  4. 48
  5. 72
  6. 132
  7. 60
  8. 92
  9. 236
  10. 184
  11. 40
  12. 80
  13. 136
  14. 172
  15. 228
  16. 156
  17. 108
  18. 204
  19. 220
  20. 116
  21. 232
  22. 224
  23. 192
  24. 100
  25. 196
  26. 88
  27. 212
  28. 168
  29. 36
  30. 24
  31. 208
  32. 216
  33. 152
  34. 64
  35. 96
  36. 52
  37. 176
  38. 68
  39. 76
  40. 128

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