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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 432 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.28 × 4 =
  2. 2.34 × 4 =
  3. 3.6 × 4 =
  4. 4.12 × 4 =
  5. 5.37 × 4 =
  6. 6.9 × 4 =
  7. 7.31 × 4 =
  8. 8.55 × 4 =
  9. 9.8 × 4 =
  10. 10.25 × 4 =
  11. 11.21 × 4 =
  12. 12.22 × 4 =
  13. 13.7 × 4 =
  14. 14.60 × 4 =
  15. 15.50 × 4 =
  16. 16.40 × 4 =
  17. 17.36 × 4 =
  18. 18.43 × 4 =
  19. 19.52 × 4 =
  20. 20.26 × 4 =
  21. 21.48 × 4 =
  22. 22.47 × 4 =
  23. 23.10 × 4 =
  24. 24.54 × 4 =
  25. 25.58 × 4 =
  26. 26.27 × 4 =
  27. 27.44 × 4 =
  28. 28.45 × 4 =
  29. 29.23 × 4 =
  30. 30.42 × 4 =
  31. 31.17 × 4 =
  32. 32.24 × 4 =
  33. 33.11 × 4 =
  34. 34.38 × 4 =
  35. 35.30 × 4 =
  36. 36.32 × 4 =
  37. 37.57 × 4 =
  38. 38.53 × 4 =
  39. 39.46 × 4 =
  40. 40.18 × 4 =

Answer key

  1. 112
  2. 136
  3. 24
  4. 48
  5. 148
  6. 36
  7. 124
  8. 220
  9. 32
  10. 100
  11. 84
  12. 88
  13. 28
  14. 240
  15. 200
  16. 160
  17. 144
  18. 172
  19. 208
  20. 104
  21. 192
  22. 188
  23. 40
  24. 216
  25. 232
  26. 108
  27. 176
  28. 180
  29. 92
  30. 168
  31. 68
  32. 96
  33. 44
  34. 152
  35. 120
  36. 128
  37. 228
  38. 212
  39. 184
  40. 72

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