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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 687 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.16 × 4 =
  2. 2.28 × 4 =
  3. 3.26 × 4 =
  4. 4.7 × 4 =
  5. 5.15 × 4 =
  6. 6.23 × 4 =
  7. 7.37 × 4 =
  8. 8.50 × 4 =
  9. 9.11 × 4 =
  10. 10.56 × 4 =
  11. 11.51 × 4 =
  12. 12.40 × 4 =
  13. 13.57 × 4 =
  14. 14.48 × 4 =
  15. 15.29 × 4 =
  16. 16.54 × 4 =
  17. 17.47 × 4 =
  18. 18.52 × 4 =
  19. 19.14 × 4 =
  20. 20.12 × 4 =
  21. 21.46 × 4 =
  22. 22.22 × 4 =
  23. 23.58 × 4 =
  24. 24.53 × 4 =
  25. 25.24 × 4 =
  26. 26.19 × 4 =
  27. 27.38 × 4 =
  28. 28.60 × 4 =
  29. 29.33 × 4 =
  30. 30.42 × 4 =
  31. 31.45 × 4 =
  32. 32.18 × 4 =
  33. 33.55 × 4 =
  34. 34.25 × 4 =
  35. 35.8 × 4 =
  36. 36.31 × 4 =
  37. 37.10 × 4 =
  38. 38.59 × 4 =
  39. 39.44 × 4 =
  40. 40.41 × 4 =

Answer key

  1. 64
  2. 112
  3. 104
  4. 28
  5. 60
  6. 92
  7. 148
  8. 200
  9. 44
  10. 224
  11. 204
  12. 160
  13. 228
  14. 192
  15. 116
  16. 216
  17. 188
  18. 208
  19. 56
  20. 48
  21. 184
  22. 88
  23. 232
  24. 212
  25. 96
  26. 76
  27. 152
  28. 240
  29. 132
  30. 168
  31. 180
  32. 72
  33. 220
  34. 100
  35. 32
  36. 124
  37. 40
  38. 236
  39. 176
  40. 164

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