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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 755 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.38 × 4 =
  2. 2.18 × 4 =
  3. 3.26 × 4 =
  4. 4.28 × 4 =
  5. 5.6 × 4 =
  6. 6.54 × 4 =
  7. 7.52 × 4 =
  8. 8.48 × 4 =
  9. 9.19 × 4 =
  10. 10.42 × 4 =
  11. 11.24 × 4 =
  12. 12.41 × 4 =
  13. 13.27 × 4 =
  14. 14.21 × 4 =
  15. 15.37 × 4 =
  16. 16.46 × 4 =
  17. 17.9 × 4 =
  18. 18.35 × 4 =
  19. 19.23 × 4 =
  20. 20.8 × 4 =
  21. 21.14 × 4 =
  22. 22.40 × 4 =
  23. 23.33 × 4 =
  24. 24.57 × 4 =
  25. 25.58 × 4 =
  26. 26.56 × 4 =
  27. 27.16 × 4 =
  28. 28.59 × 4 =
  29. 29.34 × 4 =
  30. 30.36 × 4 =
  31. 31.11 × 4 =
  32. 32.30 × 4 =
  33. 33.51 × 4 =
  34. 34.32 × 4 =
  35. 35.12 × 4 =
  36. 36.10 × 4 =
  37. 37.15 × 4 =
  38. 38.50 × 4 =
  39. 39.7 × 4 =
  40. 40.17 × 4 =

Answer key

  1. 152
  2. 72
  3. 104
  4. 112
  5. 24
  6. 216
  7. 208
  8. 192
  9. 76
  10. 168
  11. 96
  12. 164
  13. 108
  14. 84
  15. 148
  16. 184
  17. 36
  18. 140
  19. 92
  20. 32
  21. 56
  22. 160
  23. 132
  24. 228
  25. 232
  26. 224
  27. 64
  28. 236
  29. 136
  30. 144
  31. 44
  32. 120
  33. 204
  34. 128
  35. 48
  36. 40
  37. 60
  38. 200
  39. 28
  40. 68

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