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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 148 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.18 × 4 =
  2. 2.13 × 4 =
  3. 3.7 × 4 =
  4. 4.49 × 4 =
  5. 5.57 × 4 =
  6. 6.19 × 4 =
  7. 7.31 × 4 =
  8. 8.20 × 4 =
  9. 9.54 × 4 =
  10. 10.53 × 4 =
  11. 11.44 × 4 =
  12. 12.34 × 4 =
  13. 13.30 × 4 =
  14. 14.15 × 4 =
  15. 15.55 × 4 =
  16. 16.17 × 4 =
  17. 17.8 × 4 =
  18. 18.60 × 4 =
  19. 19.9 × 4 =
  20. 20.22 × 4 =
  21. 21.33 × 4 =
  22. 22.21 × 4 =
  23. 23.58 × 4 =
  24. 24.48 × 4 =
  25. 25.40 × 4 =
  26. 26.37 × 4 =
  27. 27.10 × 4 =
  28. 28.45 × 4 =
  29. 29.23 × 4 =
  30. 30.35 × 4 =
  31. 31.24 × 4 =
  32. 32.41 × 4 =
  33. 33.16 × 4 =
  34. 34.43 × 4 =
  35. 35.42 × 4 =
  36. 36.59 × 4 =
  37. 37.11 × 4 =
  38. 38.14 × 4 =
  39. 39.29 × 4 =
  40. 40.56 × 4 =

Answer key

  1. 72
  2. 52
  3. 28
  4. 196
  5. 228
  6. 76
  7. 124
  8. 80
  9. 216
  10. 212
  11. 176
  12. 136
  13. 120
  14. 60
  15. 220
  16. 68
  17. 32
  18. 240
  19. 36
  20. 88
  21. 132
  22. 84
  23. 232
  24. 192
  25. 160
  26. 148
  27. 40
  28. 180
  29. 92
  30. 140
  31. 96
  32. 164
  33. 64
  34. 172
  35. 168
  36. 236
  37. 44
  38. 56
  39. 116
  40. 224

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