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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 898 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.29 × 4 =
  2. 2.44 × 4 =
  3. 3.8 × 4 =
  4. 4.43 × 4 =
  5. 5.47 × 4 =
  6. 6.38 × 4 =
  7. 7.12 × 4 =
  8. 8.21 × 4 =
  9. 9.57 × 4 =
  10. 10.11 × 4 =
  11. 11.9 × 4 =
  12. 12.10 × 4 =
  13. 13.14 × 4 =
  14. 14.35 × 4 =
  15. 15.23 × 4 =
  16. 16.36 × 4 =
  17. 17.16 × 4 =
  18. 18.26 × 4 =
  19. 19.37 × 4 =
  20. 20.25 × 4 =
  21. 21.13 × 4 =
  22. 22.59 × 4 =
  23. 23.55 × 4 =
  24. 24.58 × 4 =
  25. 25.49 × 4 =
  26. 26.33 × 4 =
  27. 27.50 × 4 =
  28. 28.60 × 4 =
  29. 29.27 × 4 =
  30. 30.18 × 4 =
  31. 31.34 × 4 =
  32. 32.31 × 4 =
  33. 33.19 × 4 =
  34. 34.42 × 4 =
  35. 35.24 × 4 =
  36. 36.22 × 4 =
  37. 37.40 × 4 =
  38. 38.46 × 4 =
  39. 39.48 × 4 =
  40. 40.51 × 4 =

Answer key

  1. 116
  2. 176
  3. 32
  4. 172
  5. 188
  6. 152
  7. 48
  8. 84
  9. 228
  10. 44
  11. 36
  12. 40
  13. 56
  14. 140
  15. 92
  16. 144
  17. 64
  18. 104
  19. 148
  20. 100
  21. 52
  22. 236
  23. 220
  24. 232
  25. 196
  26. 132
  27. 200
  28. 240
  29. 108
  30. 72
  31. 136
  32. 124
  33. 76
  34. 168
  35. 96
  36. 88
  37. 160
  38. 184
  39. 192
  40. 204

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