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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 87 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.19 × 4 =
  2. 2.15 × 4 =
  3. 3.60 × 4 =
  4. 4.33 × 4 =
  5. 5.30 × 4 =
  6. 6.22 × 4 =
  7. 7.21 × 4 =
  8. 8.16 × 4 =
  9. 9.18 × 4 =
  10. 10.41 × 4 =
  11. 11.39 × 4 =
  12. 12.10 × 4 =
  13. 13.35 × 4 =
  14. 14.52 × 4 =
  15. 15.47 × 4 =
  16. 16.29 × 4 =
  17. 17.24 × 4 =
  18. 18.53 × 4 =
  19. 19.46 × 4 =
  20. 20.26 × 4 =
  21. 21.56 × 4 =
  22. 22.31 × 4 =
  23. 23.50 × 4 =
  24. 24.40 × 4 =
  25. 25.45 × 4 =
  26. 26.58 × 4 =
  27. 27.17 × 4 =
  28. 28.32 × 4 =
  29. 29.7 × 4 =
  30. 30.38 × 4 =
  31. 31.57 × 4 =
  32. 32.42 × 4 =
  33. 33.9 × 4 =
  34. 34.25 × 4 =
  35. 35.14 × 4 =
  36. 36.20 × 4 =
  37. 37.54 × 4 =
  38. 38.28 × 4 =
  39. 39.59 × 4 =
  40. 40.55 × 4 =

Answer key

  1. 76
  2. 60
  3. 240
  4. 132
  5. 120
  6. 88
  7. 84
  8. 64
  9. 72
  10. 164
  11. 156
  12. 40
  13. 140
  14. 208
  15. 188
  16. 116
  17. 96
  18. 212
  19. 184
  20. 104
  21. 224
  22. 124
  23. 200
  24. 160
  25. 180
  26. 232
  27. 68
  28. 128
  29. 28
  30. 152
  31. 228
  32. 168
  33. 36
  34. 100
  35. 56
  36. 80
  37. 216
  38. 112
  39. 236
  40. 220

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