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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 347 · 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. 2.50 × 4 =
  3. 3.42 × 4 =
  4. 4.35 × 4 =
  5. 5.22 × 4 =
  6. 6.7 × 4 =
  7. 7.30 × 4 =
  8. 8.45 × 4 =
  9. 9.51 × 4 =
  10. 10.16 × 4 =
  11. 11.60 × 4 =
  12. 12.37 × 4 =
  13. 13.15 × 4 =
  14. 14.38 × 4 =
  15. 15.19 × 4 =
  16. 16.20 × 4 =
  17. 17.43 × 4 =
  18. 18.31 × 4 =
  19. 19.6 × 4 =
  20. 20.29 × 4 =
  21. 21.36 × 4 =
  22. 22.33 × 4 =
  23. 23.14 × 4 =
  24. 24.17 × 4 =
  25. 25.12 × 4 =
  26. 26.23 × 4 =
  27. 27.27 × 4 =
  28. 28.52 × 4 =
  29. 29.53 × 4 =
  30. 30.57 × 4 =
  31. 31.26 × 4 =
  32. 32.55 × 4 =
  33. 33.18 × 4 =
  34. 34.11 × 4 =
  35. 35.49 × 4 =
  36. 36.44 × 4 =
  37. 37.40 × 4 =
  38. 38.39 × 4 =
  39. 39.46 × 4 =
  40. 40.8 × 4 =

Answer key

  1. 236
  2. 200
  3. 168
  4. 140
  5. 88
  6. 28
  7. 120
  8. 180
  9. 204
  10. 64
  11. 240
  12. 148
  13. 60
  14. 152
  15. 76
  16. 80
  17. 172
  18. 124
  19. 24
  20. 116
  21. 144
  22. 132
  23. 56
  24. 68
  25. 48
  26. 92
  27. 108
  28. 208
  29. 212
  30. 228
  31. 104
  32. 220
  33. 72
  34. 44
  35. 196
  36. 176
  37. 160
  38. 156
  39. 184
  40. 32

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