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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 891 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.30 × 4 =
  2. 2.22 × 4 =
  3. 3.44 × 4 =
  4. 4.33 × 4 =
  5. 5.9 × 4 =
  6. 6.25 × 4 =
  7. 7.13 × 4 =
  8. 8.49 × 4 =
  9. 9.16 × 4 =
  10. 10.32 × 4 =
  11. 11.11 × 4 =
  12. 12.26 × 4 =
  13. 13.12 × 4 =
  14. 14.17 × 4 =
  15. 15.37 × 4 =
  16. 16.6 × 4 =
  17. 17.40 × 4 =
  18. 18.15 × 4 =
  19. 19.34 × 4 =
  20. 20.35 × 4 =
  21. 21.38 × 4 =
  22. 22.14 × 4 =
  23. 23.28 × 4 =
  24. 24.36 × 4 =
  25. 25.45 × 4 =
  26. 26.53 × 4 =
  27. 27.60 × 4 =
  28. 28.21 × 4 =
  29. 29.18 × 4 =
  30. 30.41 × 4 =
  31. 31.20 × 4 =
  32. 32.54 × 4 =
  33. 33.59 × 4 =
  34. 34.19 × 4 =
  35. 35.57 × 4 =
  36. 36.56 × 4 =
  37. 37.47 × 4 =
  38. 38.24 × 4 =
  39. 39.8 × 4 =
  40. 40.58 × 4 =

Answer key

  1. 120
  2. 88
  3. 176
  4. 132
  5. 36
  6. 100
  7. 52
  8. 196
  9. 64
  10. 128
  11. 44
  12. 104
  13. 48
  14. 68
  15. 148
  16. 24
  17. 160
  18. 60
  19. 136
  20. 140
  21. 152
  22. 56
  23. 112
  24. 144
  25. 180
  26. 212
  27. 240
  28. 84
  29. 72
  30. 164
  31. 80
  32. 216
  33. 236
  34. 76
  35. 228
  36. 224
  37. 188
  38. 96
  39. 32
  40. 232

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