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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 878 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.46 × 4 =
  2. 2.32 × 4 =
  3. 3.48 × 4 =
  4. 4.14 × 4 =
  5. 5.19 × 4 =
  6. 6.39 × 4 =
  7. 7.6 × 4 =
  8. 8.27 × 4 =
  9. 9.10 × 4 =
  10. 10.45 × 4 =
  11. 11.47 × 4 =
  12. 12.12 × 4 =
  13. 13.40 × 4 =
  14. 14.33 × 4 =
  15. 15.42 × 4 =
  16. 16.55 × 4 =
  17. 17.31 × 4 =
  18. 18.37 × 4 =
  19. 19.41 × 4 =
  20. 20.29 × 4 =
  21. 21.9 × 4 =
  22. 22.21 × 4 =
  23. 23.23 × 4 =
  24. 24.15 × 4 =
  25. 25.59 × 4 =
  26. 26.44 × 4 =
  27. 27.50 × 4 =
  28. 28.30 × 4 =
  29. 29.11 × 4 =
  30. 30.35 × 4 =
  31. 31.34 × 4 =
  32. 32.26 × 4 =
  33. 33.56 × 4 =
  34. 34.16 × 4 =
  35. 35.20 × 4 =
  36. 36.17 × 4 =
  37. 37.52 × 4 =
  38. 38.49 × 4 =
  39. 39.43 × 4 =
  40. 40.58 × 4 =

Answer key

  1. 184
  2. 128
  3. 192
  4. 56
  5. 76
  6. 156
  7. 24
  8. 108
  9. 40
  10. 180
  11. 188
  12. 48
  13. 160
  14. 132
  15. 168
  16. 220
  17. 124
  18. 148
  19. 164
  20. 116
  21. 36
  22. 84
  23. 92
  24. 60
  25. 236
  26. 176
  27. 200
  28. 120
  29. 44
  30. 140
  31. 136
  32. 104
  33. 224
  34. 64
  35. 80
  36. 68
  37. 208
  38. 196
  39. 172
  40. 232

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