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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 127 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.39 × 4 =
  2. 2.26 × 4 =
  3. 3.59 × 4 =
  4. 4.51 × 4 =
  5. 5.25 × 4 =
  6. 6.35 × 4 =
  7. 7.30 × 4 =
  8. 8.10 × 4 =
  9. 9.52 × 4 =
  10. 10.36 × 4 =
  11. 11.60 × 4 =
  12. 12.42 × 4 =
  13. 13.31 × 4 =
  14. 14.40 × 4 =
  15. 15.37 × 4 =
  16. 16.18 × 4 =
  17. 17.14 × 4 =
  18. 18.11 × 4 =
  19. 19.12 × 4 =
  20. 20.9 × 4 =
  21. 21.53 × 4 =
  22. 22.34 × 4 =
  23. 23.54 × 4 =
  24. 24.55 × 4 =
  25. 25.45 × 4 =
  26. 26.49 × 4 =
  27. 27.19 × 4 =
  28. 28.43 × 4 =
  29. 29.7 × 4 =
  30. 30.33 × 4 =
  31. 31.57 × 4 =
  32. 32.16 × 4 =
  33. 33.22 × 4 =
  34. 34.46 × 4 =
  35. 35.44 × 4 =
  36. 36.17 × 4 =
  37. 37.8 × 4 =
  38. 38.48 × 4 =
  39. 39.13 × 4 =
  40. 40.56 × 4 =

Answer key

  1. 156
  2. 104
  3. 236
  4. 204
  5. 100
  6. 140
  7. 120
  8. 40
  9. 208
  10. 144
  11. 240
  12. 168
  13. 124
  14. 160
  15. 148
  16. 72
  17. 56
  18. 44
  19. 48
  20. 36
  21. 212
  22. 136
  23. 216
  24. 220
  25. 180
  26. 196
  27. 76
  28. 172
  29. 28
  30. 132
  31. 228
  32. 64
  33. 88
  34. 184
  35. 176
  36. 68
  37. 32
  38. 192
  39. 52
  40. 224

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