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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 814 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.48 × 4 =
  2. 2.23 × 4 =
  3. 3.45 × 4 =
  4. 4.36 × 4 =
  5. 5.41 × 4 =
  6. 6.46 × 4 =
  7. 7.17 × 4 =
  8. 8.16 × 4 =
  9. 9.18 × 4 =
  10. 10.56 × 4 =
  11. 11.6 × 4 =
  12. 12.31 × 4 =
  13. 13.55 × 4 =
  14. 14.11 × 4 =
  15. 15.53 × 4 =
  16. 16.39 × 4 =
  17. 17.43 × 4 =
  18. 18.25 × 4 =
  19. 19.37 × 4 =
  20. 20.34 × 4 =
  21. 21.28 × 4 =
  22. 22.21 × 4 =
  23. 23.60 × 4 =
  24. 24.33 × 4 =
  25. 25.51 × 4 =
  26. 26.59 × 4 =
  27. 27.57 × 4 =
  28. 28.10 × 4 =
  29. 29.8 × 4 =
  30. 30.44 × 4 =
  31. 31.58 × 4 =
  32. 32.7 × 4 =
  33. 33.13 × 4 =
  34. 34.42 × 4 =
  35. 35.54 × 4 =
  36. 36.24 × 4 =
  37. 37.26 × 4 =
  38. 38.19 × 4 =
  39. 39.15 × 4 =
  40. 40.40 × 4 =

Answer key

  1. 192
  2. 92
  3. 180
  4. 144
  5. 164
  6. 184
  7. 68
  8. 64
  9. 72
  10. 224
  11. 24
  12. 124
  13. 220
  14. 44
  15. 212
  16. 156
  17. 172
  18. 100
  19. 148
  20. 136
  21. 112
  22. 84
  23. 240
  24. 132
  25. 204
  26. 236
  27. 228
  28. 40
  29. 32
  30. 176
  31. 232
  32. 28
  33. 52
  34. 168
  35. 216
  36. 96
  37. 104
  38. 76
  39. 60
  40. 160

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