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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 918 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.35 × 4 =
  2. 2.27 × 4 =
  3. 3.6 × 4 =
  4. 4.54 × 4 =
  5. 5.46 × 4 =
  6. 6.31 × 4 =
  7. 7.9 × 4 =
  8. 8.59 × 4 =
  9. 9.25 × 4 =
  10. 10.47 × 4 =
  11. 11.38 × 4 =
  12. 12.21 × 4 =
  13. 13.28 × 4 =
  14. 14.16 × 4 =
  15. 15.33 × 4 =
  16. 16.44 × 4 =
  17. 17.56 × 4 =
  18. 18.20 × 4 =
  19. 19.18 × 4 =
  20. 20.37 × 4 =
  21. 21.52 × 4 =
  22. 22.49 × 4 =
  23. 23.50 × 4 =
  24. 24.29 × 4 =
  25. 25.23 × 4 =
  26. 26.13 × 4 =
  27. 27.34 × 4 =
  28. 28.7 × 4 =
  29. 29.14 × 4 =
  30. 30.39 × 4 =
  31. 31.17 × 4 =
  32. 32.43 × 4 =
  33. 33.53 × 4 =
  34. 34.55 × 4 =
  35. 35.19 × 4 =
  36. 36.32 × 4 =
  37. 37.30 × 4 =
  38. 38.51 × 4 =
  39. 39.11 × 4 =
  40. 40.12 × 4 =

Answer key

  1. 140
  2. 108
  3. 24
  4. 216
  5. 184
  6. 124
  7. 36
  8. 236
  9. 100
  10. 188
  11. 152
  12. 84
  13. 112
  14. 64
  15. 132
  16. 176
  17. 224
  18. 80
  19. 72
  20. 148
  21. 208
  22. 196
  23. 200
  24. 116
  25. 92
  26. 52
  27. 136
  28. 28
  29. 56
  30. 156
  31. 68
  32. 172
  33. 212
  34. 220
  35. 76
  36. 128
  37. 120
  38. 204
  39. 44
  40. 48

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