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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 158 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.17 × 4 =
  2. 2.41 × 4 =
  3. 3.6 × 4 =
  4. 4.15 × 4 =
  5. 5.12 × 4 =
  6. 6.39 × 4 =
  7. 7.33 × 4 =
  8. 8.37 × 4 =
  9. 9.57 × 4 =
  10. 10.22 × 4 =
  11. 11.60 × 4 =
  12. 12.49 × 4 =
  13. 13.48 × 4 =
  14. 14.51 × 4 =
  15. 15.42 × 4 =
  16. 16.36 × 4 =
  17. 17.34 × 4 =
  18. 18.38 × 4 =
  19. 19.56 × 4 =
  20. 20.32 × 4 =
  21. 21.16 × 4 =
  22. 22.8 × 4 =
  23. 23.24 × 4 =
  24. 24.10 × 4 =
  25. 25.18 × 4 =
  26. 26.35 × 4 =
  27. 27.30 × 4 =
  28. 28.52 × 4 =
  29. 29.11 × 4 =
  30. 30.40 × 4 =
  31. 31.21 × 4 =
  32. 32.43 × 4 =
  33. 33.9 × 4 =
  34. 34.46 × 4 =
  35. 35.59 × 4 =
  36. 36.29 × 4 =
  37. 37.44 × 4 =
  38. 38.23 × 4 =
  39. 39.19 × 4 =
  40. 40.26 × 4 =

Answer key

  1. 68
  2. 164
  3. 24
  4. 60
  5. 48
  6. 156
  7. 132
  8. 148
  9. 228
  10. 88
  11. 240
  12. 196
  13. 192
  14. 204
  15. 168
  16. 144
  17. 136
  18. 152
  19. 224
  20. 128
  21. 64
  22. 32
  23. 96
  24. 40
  25. 72
  26. 140
  27. 120
  28. 208
  29. 44
  30. 160
  31. 84
  32. 172
  33. 36
  34. 184
  35. 236
  36. 116
  37. 176
  38. 92
  39. 76
  40. 104

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