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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 835 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.12 × 4 =
  2. 2.47 × 4 =
  3. 3.24 × 4 =
  4. 4.53 × 4 =
  5. 5.51 × 4 =
  6. 6.54 × 4 =
  7. 7.43 × 4 =
  8. 8.25 × 4 =
  9. 9.60 × 4 =
  10. 10.48 × 4 =
  11. 11.8 × 4 =
  12. 12.34 × 4 =
  13. 13.41 × 4 =
  14. 14.49 × 4 =
  15. 15.27 × 4 =
  16. 16.33 × 4 =
  17. 17.16 × 4 =
  18. 18.10 × 4 =
  19. 19.9 × 4 =
  20. 20.22 × 4 =
  21. 21.35 × 4 =
  22. 22.31 × 4 =
  23. 23.11 × 4 =
  24. 24.19 × 4 =
  25. 25.44 × 4 =
  26. 26.36 × 4 =
  27. 27.30 × 4 =
  28. 28.45 × 4 =
  29. 29.50 × 4 =
  30. 30.17 × 4 =
  31. 31.59 × 4 =
  32. 32.39 × 4 =
  33. 33.15 × 4 =
  34. 34.38 × 4 =
  35. 35.57 × 4 =
  36. 36.23 × 4 =
  37. 37.42 × 4 =
  38. 38.46 × 4 =
  39. 39.7 × 4 =
  40. 40.58 × 4 =

Answer key

  1. 48
  2. 188
  3. 96
  4. 212
  5. 204
  6. 216
  7. 172
  8. 100
  9. 240
  10. 192
  11. 32
  12. 136
  13. 164
  14. 196
  15. 108
  16. 132
  17. 64
  18. 40
  19. 36
  20. 88
  21. 140
  22. 124
  23. 44
  24. 76
  25. 176
  26. 144
  27. 120
  28. 180
  29. 200
  30. 68
  31. 236
  32. 156
  33. 60
  34. 152
  35. 228
  36. 92
  37. 168
  38. 184
  39. 28
  40. 232

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