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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 815 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.56 × 4 =
  2. 2.38 × 4 =
  3. 3.42 × 4 =
  4. 4.44 × 4 =
  5. 5.24 × 4 =
  6. 6.8 × 4 =
  7. 7.12 × 4 =
  8. 8.27 × 4 =
  9. 9.40 × 4 =
  10. 10.14 × 4 =
  11. 11.59 × 4 =
  12. 12.10 × 4 =
  13. 13.49 × 4 =
  14. 14.16 × 4 =
  15. 15.48 × 4 =
  16. 16.41 × 4 =
  17. 17.53 × 4 =
  18. 18.18 × 4 =
  19. 19.54 × 4 =
  20. 20.51 × 4 =
  21. 21.17 × 4 =
  22. 22.19 × 4 =
  23. 23.58 × 4 =
  24. 24.9 × 4 =
  25. 25.32 × 4 =
  26. 26.46 × 4 =
  27. 27.7 × 4 =
  28. 28.30 × 4 =
  29. 29.28 × 4 =
  30. 30.36 × 4 =
  31. 31.43 × 4 =
  32. 32.21 × 4 =
  33. 33.37 × 4 =
  34. 34.11 × 4 =
  35. 35.22 × 4 =
  36. 36.29 × 4 =
  37. 37.25 × 4 =
  38. 38.45 × 4 =
  39. 39.50 × 4 =
  40. 40.33 × 4 =

Answer key

  1. 224
  2. 152
  3. 168
  4. 176
  5. 96
  6. 32
  7. 48
  8. 108
  9. 160
  10. 56
  11. 236
  12. 40
  13. 196
  14. 64
  15. 192
  16. 164
  17. 212
  18. 72
  19. 216
  20. 204
  21. 68
  22. 76
  23. 232
  24. 36
  25. 128
  26. 184
  27. 28
  28. 120
  29. 112
  30. 144
  31. 172
  32. 84
  33. 148
  34. 44
  35. 88
  36. 116
  37. 100
  38. 180
  39. 200
  40. 132

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