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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 712 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.40 × 4 =
  2. 2.33 × 4 =
  3. 3.32 × 4 =
  4. 4.46 × 4 =
  5. 5.24 × 4 =
  6. 6.41 × 4 =
  7. 7.7 × 4 =
  8. 8.25 × 4 =
  9. 9.23 × 4 =
  10. 10.21 × 4 =
  11. 11.44 × 4 =
  12. 12.22 × 4 =
  13. 13.47 × 4 =
  14. 14.55 × 4 =
  15. 15.57 × 4 =
  16. 16.50 × 4 =
  17. 17.27 × 4 =
  18. 18.19 × 4 =
  19. 19.51 × 4 =
  20. 20.16 × 4 =
  21. 21.49 × 4 =
  22. 22.59 × 4 =
  23. 23.15 × 4 =
  24. 24.6 × 4 =
  25. 25.8 × 4 =
  26. 26.52 × 4 =
  27. 27.34 × 4 =
  28. 28.17 × 4 =
  29. 29.11 × 4 =
  30. 30.18 × 4 =
  31. 31.42 × 4 =
  32. 32.53 × 4 =
  33. 33.9 × 4 =
  34. 34.31 × 4 =
  35. 35.54 × 4 =
  36. 36.12 × 4 =
  37. 37.56 × 4 =
  38. 38.29 × 4 =
  39. 39.45 × 4 =
  40. 40.38 × 4 =

Answer key

  1. 160
  2. 132
  3. 128
  4. 184
  5. 96
  6. 164
  7. 28
  8. 100
  9. 92
  10. 84
  11. 176
  12. 88
  13. 188
  14. 220
  15. 228
  16. 200
  17. 108
  18. 76
  19. 204
  20. 64
  21. 196
  22. 236
  23. 60
  24. 24
  25. 32
  26. 208
  27. 136
  28. 68
  29. 44
  30. 72
  31. 168
  32. 212
  33. 36
  34. 124
  35. 216
  36. 48
  37. 224
  38. 116
  39. 180
  40. 152

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