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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 328 · 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. 2.6 × 4 =
  3. 3.54 × 4 =
  4. 4.9 × 4 =
  5. 5.45 × 4 =
  6. 6.58 × 4 =
  7. 7.32 × 4 =
  8. 8.49 × 4 =
  9. 9.25 × 4 =
  10. 10.21 × 4 =
  11. 11.43 × 4 =
  12. 12.15 × 4 =
  13. 13.53 × 4 =
  14. 14.13 × 4 =
  15. 15.51 × 4 =
  16. 16.28 × 4 =
  17. 17.18 × 4 =
  18. 18.30 × 4 =
  19. 19.26 × 4 =
  20. 20.29 × 4 =
  21. 21.24 × 4 =
  22. 22.12 × 4 =
  23. 23.41 × 4 =
  24. 24.7 × 4 =
  25. 25.16 × 4 =
  26. 26.50 × 4 =
  27. 27.38 × 4 =
  28. 28.11 × 4 =
  29. 29.42 × 4 =
  30. 30.44 × 4 =
  31. 31.19 × 4 =
  32. 32.17 × 4 =
  33. 33.20 × 4 =
  34. 34.47 × 4 =
  35. 35.23 × 4 =
  36. 36.34 × 4 =
  37. 37.8 × 4 =
  38. 38.22 × 4 =
  39. 39.46 × 4 =
  40. 40.55 × 4 =

Answer key

  1. 236
  2. 24
  3. 216
  4. 36
  5. 180
  6. 232
  7. 128
  8. 196
  9. 100
  10. 84
  11. 172
  12. 60
  13. 212
  14. 52
  15. 204
  16. 112
  17. 72
  18. 120
  19. 104
  20. 116
  21. 96
  22. 48
  23. 164
  24. 28
  25. 64
  26. 200
  27. 152
  28. 44
  29. 168
  30. 176
  31. 76
  32. 68
  33. 80
  34. 188
  35. 92
  36. 136
  37. 32
  38. 88
  39. 184
  40. 220

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