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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 634 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.48 × 4 =
  2. 2.20 × 4 =
  3. 3.12 × 4 =
  4. 4.24 × 4 =
  5. 5.41 × 4 =
  6. 6.31 × 4 =
  7. 7.25 × 4 =
  8. 8.13 × 4 =
  9. 9.49 × 4 =
  10. 10.40 × 4 =
  11. 11.56 × 4 =
  12. 12.9 × 4 =
  13. 13.36 × 4 =
  14. 14.32 × 4 =
  15. 15.26 × 4 =
  16. 16.30 × 4 =
  17. 17.19 × 4 =
  18. 18.44 × 4 =
  19. 19.52 × 4 =
  20. 20.16 × 4 =
  21. 21.55 × 4 =
  22. 22.22 × 4 =
  23. 23.7 × 4 =
  24. 24.38 × 4 =
  25. 25.54 × 4 =
  26. 26.8 × 4 =
  27. 27.47 × 4 =
  28. 28.53 × 4 =
  29. 29.33 × 4 =
  30. 30.39 × 4 =
  31. 31.28 × 4 =
  32. 32.27 × 4 =
  33. 33.45 × 4 =
  34. 34.51 × 4 =
  35. 35.50 × 4 =
  36. 36.46 × 4 =
  37. 37.59 × 4 =
  38. 38.35 × 4 =
  39. 39.10 × 4 =
  40. 40.60 × 4 =

Answer key

  1. 192
  2. 80
  3. 48
  4. 96
  5. 164
  6. 124
  7. 100
  8. 52
  9. 196
  10. 160
  11. 224
  12. 36
  13. 144
  14. 128
  15. 104
  16. 120
  17. 76
  18. 176
  19. 208
  20. 64
  21. 220
  22. 88
  23. 28
  24. 152
  25. 216
  26. 32
  27. 188
  28. 212
  29. 132
  30. 156
  31. 112
  32. 108
  33. 180
  34. 204
  35. 200
  36. 184
  37. 236
  38. 140
  39. 40
  40. 240

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