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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 291 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.10 × 4 =
  2. 2.25 × 4 =
  3. 3.11 × 4 =
  4. 4.6 × 4 =
  5. 5.13 × 4 =
  6. 6.9 × 4 =
  7. 7.8 × 4 =
  8. 8.15 × 4 =
  9. 9.44 × 4 =
  10. 10.31 × 4 =
  11. 11.21 × 4 =
  12. 12.37 × 4 =
  13. 13.50 × 4 =
  14. 14.41 × 4 =
  15. 15.60 × 4 =
  16. 16.19 × 4 =
  17. 17.12 × 4 =
  18. 18.55 × 4 =
  19. 19.22 × 4 =
  20. 20.17 × 4 =
  21. 21.40 × 4 =
  22. 22.28 × 4 =
  23. 23.36 × 4 =
  24. 24.32 × 4 =
  25. 25.33 × 4 =
  26. 26.52 × 4 =
  27. 27.43 × 4 =
  28. 28.49 × 4 =
  29. 29.35 × 4 =
  30. 30.46 × 4 =
  31. 31.48 × 4 =
  32. 32.27 × 4 =
  33. 33.24 × 4 =
  34. 34.57 × 4 =
  35. 35.34 × 4 =
  36. 36.39 × 4 =
  37. 37.56 × 4 =
  38. 38.47 × 4 =
  39. 39.42 × 4 =
  40. 40.54 × 4 =

Answer key

  1. 40
  2. 100
  3. 44
  4. 24
  5. 52
  6. 36
  7. 32
  8. 60
  9. 176
  10. 124
  11. 84
  12. 148
  13. 200
  14. 164
  15. 240
  16. 76
  17. 48
  18. 220
  19. 88
  20. 68
  21. 160
  22. 112
  23. 144
  24. 128
  25. 132
  26. 208
  27. 172
  28. 196
  29. 140
  30. 184
  31. 192
  32. 108
  33. 96
  34. 228
  35. 136
  36. 156
  37. 224
  38. 188
  39. 168
  40. 216

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