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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 647 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.17 × 4 =
  2. 2.33 × 4 =
  3. 3.15 × 4 =
  4. 4.43 × 4 =
  5. 5.6 × 4 =
  6. 6.23 × 4 =
  7. 7.9 × 4 =
  8. 8.42 × 4 =
  9. 9.8 × 4 =
  10. 10.53 × 4 =
  11. 11.55 × 4 =
  12. 12.44 × 4 =
  13. 13.13 × 4 =
  14. 14.58 × 4 =
  15. 15.50 × 4 =
  16. 16.14 × 4 =
  17. 17.59 × 4 =
  18. 18.18 × 4 =
  19. 19.20 × 4 =
  20. 20.19 × 4 =
  21. 21.16 × 4 =
  22. 22.10 × 4 =
  23. 23.27 × 4 =
  24. 24.21 × 4 =
  25. 25.57 × 4 =
  26. 26.56 × 4 =
  27. 27.49 × 4 =
  28. 28.41 × 4 =
  29. 29.11 × 4 =
  30. 30.40 × 4 =
  31. 31.36 × 4 =
  32. 32.30 × 4 =
  33. 33.38 × 4 =
  34. 34.51 × 4 =
  35. 35.29 × 4 =
  36. 36.32 × 4 =
  37. 37.35 × 4 =
  38. 38.39 × 4 =
  39. 39.45 × 4 =
  40. 40.47 × 4 =

Answer key

  1. 68
  2. 132
  3. 60
  4. 172
  5. 24
  6. 92
  7. 36
  8. 168
  9. 32
  10. 212
  11. 220
  12. 176
  13. 52
  14. 232
  15. 200
  16. 56
  17. 236
  18. 72
  19. 80
  20. 76
  21. 64
  22. 40
  23. 108
  24. 84
  25. 228
  26. 224
  27. 196
  28. 164
  29. 44
  30. 160
  31. 144
  32. 120
  33. 152
  34. 204
  35. 116
  36. 128
  37. 140
  38. 156
  39. 180
  40. 188

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