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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 893 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.59 × 4 =
  2. 2.34 × 4 =
  3. 3.37 × 4 =
  4. 4.6 × 4 =
  5. 5.56 × 4 =
  6. 6.18 × 4 =
  7. 7.21 × 4 =
  8. 8.16 × 4 =
  9. 9.27 × 4 =
  10. 10.54 × 4 =
  11. 11.14 × 4 =
  12. 12.51 × 4 =
  13. 13.42 × 4 =
  14. 14.39 × 4 =
  15. 15.20 × 4 =
  16. 16.11 × 4 =
  17. 17.8 × 4 =
  18. 18.13 × 4 =
  19. 19.41 × 4 =
  20. 20.9 × 4 =
  21. 21.30 × 4 =
  22. 22.33 × 4 =
  23. 23.31 × 4 =
  24. 24.19 × 4 =
  25. 25.47 × 4 =
  26. 26.26 × 4 =
  27. 27.25 × 4 =
  28. 28.60 × 4 =
  29. 29.48 × 4 =
  30. 30.38 × 4 =
  31. 31.46 × 4 =
  32. 32.36 × 4 =
  33. 33.23 × 4 =
  34. 34.10 × 4 =
  35. 35.58 × 4 =
  36. 36.55 × 4 =
  37. 37.43 × 4 =
  38. 38.44 × 4 =
  39. 39.35 × 4 =
  40. 40.32 × 4 =

Answer key

  1. 236
  2. 136
  3. 148
  4. 24
  5. 224
  6. 72
  7. 84
  8. 64
  9. 108
  10. 216
  11. 56
  12. 204
  13. 168
  14. 156
  15. 80
  16. 44
  17. 32
  18. 52
  19. 164
  20. 36
  21. 120
  22. 132
  23. 124
  24. 76
  25. 188
  26. 104
  27. 100
  28. 240
  29. 192
  30. 152
  31. 184
  32. 144
  33. 92
  34. 40
  35. 232
  36. 220
  37. 172
  38. 176
  39. 140
  40. 128

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