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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 579 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.27 × 4 =
  2. 2.41 × 4 =
  3. 3.43 × 4 =
  4. 4.20 × 4 =
  5. 5.29 × 4 =
  6. 6.12 × 4 =
  7. 7.34 × 4 =
  8. 8.26 × 4 =
  9. 9.44 × 4 =
  10. 10.22 × 4 =
  11. 11.21 × 4 =
  12. 12.45 × 4 =
  13. 13.14 × 4 =
  14. 14.11 × 4 =
  15. 15.54 × 4 =
  16. 16.58 × 4 =
  17. 17.48 × 4 =
  18. 18.56 × 4 =
  19. 19.30 × 4 =
  20. 20.13 × 4 =
  21. 21.37 × 4 =
  22. 22.40 × 4 =
  23. 23.60 × 4 =
  24. 24.8 × 4 =
  25. 25.31 × 4 =
  26. 26.7 × 4 =
  27. 27.38 × 4 =
  28. 28.9 × 4 =
  29. 29.46 × 4 =
  30. 30.6 × 4 =
  31. 31.24 × 4 =
  32. 32.32 × 4 =
  33. 33.33 × 4 =
  34. 34.15 × 4 =
  35. 35.17 × 4 =
  36. 36.59 × 4 =
  37. 37.50 × 4 =
  38. 38.52 × 4 =
  39. 39.42 × 4 =
  40. 40.18 × 4 =

Answer key

  1. 108
  2. 164
  3. 172
  4. 80
  5. 116
  6. 48
  7. 136
  8. 104
  9. 176
  10. 88
  11. 84
  12. 180
  13. 56
  14. 44
  15. 216
  16. 232
  17. 192
  18. 224
  19. 120
  20. 52
  21. 148
  22. 160
  23. 240
  24. 32
  25. 124
  26. 28
  27. 152
  28. 36
  29. 184
  30. 24
  31. 96
  32. 128
  33. 132
  34. 60
  35. 68
  36. 236
  37. 200
  38. 208
  39. 168
  40. 72

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