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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 657 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.52 × 4 =
  2. 2.41 × 4 =
  3. 3.6 × 4 =
  4. 4.39 × 4 =
  5. 5.28 × 4 =
  6. 6.31 × 4 =
  7. 7.13 × 4 =
  8. 8.42 × 4 =
  9. 9.43 × 4 =
  10. 10.7 × 4 =
  11. 11.8 × 4 =
  12. 12.47 × 4 =
  13. 13.11 × 4 =
  14. 14.12 × 4 =
  15. 15.38 × 4 =
  16. 16.19 × 4 =
  17. 17.37 × 4 =
  18. 18.58 × 4 =
  19. 19.25 × 4 =
  20. 20.15 × 4 =
  21. 21.57 × 4 =
  22. 22.53 × 4 =
  23. 23.51 × 4 =
  24. 24.54 × 4 =
  25. 25.24 × 4 =
  26. 26.44 × 4 =
  27. 27.32 × 4 =
  28. 28.22 × 4 =
  29. 29.60 × 4 =
  30. 30.27 × 4 =
  31. 31.35 × 4 =
  32. 32.59 × 4 =
  33. 33.20 × 4 =
  34. 34.49 × 4 =
  35. 35.50 × 4 =
  36. 36.55 × 4 =
  37. 37.9 × 4 =
  38. 38.18 × 4 =
  39. 39.16 × 4 =
  40. 40.33 × 4 =

Answer key

  1. 208
  2. 164
  3. 24
  4. 156
  5. 112
  6. 124
  7. 52
  8. 168
  9. 172
  10. 28
  11. 32
  12. 188
  13. 44
  14. 48
  15. 152
  16. 76
  17. 148
  18. 232
  19. 100
  20. 60
  21. 228
  22. 212
  23. 204
  24. 216
  25. 96
  26. 176
  27. 128
  28. 88
  29. 240
  30. 108
  31. 140
  32. 236
  33. 80
  34. 196
  35. 200
  36. 220
  37. 36
  38. 72
  39. 64
  40. 132

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