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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 771 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.29 × 4 =
  2. 2.56 × 4 =
  3. 3.15 × 4 =
  4. 4.43 × 4 =
  5. 5.42 × 4 =
  6. 6.41 × 4 =
  7. 7.13 × 4 =
  8. 8.22 × 4 =
  9. 9.57 × 4 =
  10. 10.35 × 4 =
  11. 11.37 × 4 =
  12. 12.38 × 4 =
  13. 13.46 × 4 =
  14. 14.16 × 4 =
  15. 15.23 × 4 =
  16. 16.49 × 4 =
  17. 17.58 × 4 =
  18. 18.20 × 4 =
  19. 19.51 × 4 =
  20. 20.9 × 4 =
  21. 21.36 × 4 =
  22. 22.25 × 4 =
  23. 23.52 × 4 =
  24. 24.53 × 4 =
  25. 25.12 × 4 =
  26. 26.48 × 4 =
  27. 27.59 × 4 =
  28. 28.55 × 4 =
  29. 29.40 × 4 =
  30. 30.17 × 4 =
  31. 31.10 × 4 =
  32. 32.30 × 4 =
  33. 33.27 × 4 =
  34. 34.21 × 4 =
  35. 35.47 × 4 =
  36. 36.54 × 4 =
  37. 37.18 × 4 =
  38. 38.14 × 4 =
  39. 39.19 × 4 =
  40. 40.11 × 4 =

Answer key

  1. 116
  2. 224
  3. 60
  4. 172
  5. 168
  6. 164
  7. 52
  8. 88
  9. 228
  10. 140
  11. 148
  12. 152
  13. 184
  14. 64
  15. 92
  16. 196
  17. 232
  18. 80
  19. 204
  20. 36
  21. 144
  22. 100
  23. 208
  24. 212
  25. 48
  26. 192
  27. 236
  28. 220
  29. 160
  30. 68
  31. 40
  32. 120
  33. 108
  34. 84
  35. 188
  36. 216
  37. 72
  38. 56
  39. 76
  40. 44

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