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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 128 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.32 × 4 =
  2. 2.26 × 4 =
  3. 3.35 × 4 =
  4. 4.12 × 4 =
  5. 5.58 × 4 =
  6. 6.31 × 4 =
  7. 7.19 × 4 =
  8. 8.56 × 4 =
  9. 9.30 × 4 =
  10. 10.15 × 4 =
  11. 11.29 × 4 =
  12. 12.54 × 4 =
  13. 13.50 × 4 =
  14. 14.9 × 4 =
  15. 15.20 × 4 =
  16. 16.60 × 4 =
  17. 17.45 × 4 =
  18. 18.13 × 4 =
  19. 19.16 × 4 =
  20. 20.36 × 4 =
  21. 21.51 × 4 =
  22. 22.52 × 4 =
  23. 23.38 × 4 =
  24. 24.21 × 4 =
  25. 25.44 × 4 =
  26. 26.14 × 4 =
  27. 27.7 × 4 =
  28. 28.46 × 4 =
  29. 29.41 × 4 =
  30. 30.17 × 4 =
  31. 31.8 × 4 =
  32. 32.39 × 4 =
  33. 33.33 × 4 =
  34. 34.6 × 4 =
  35. 35.57 × 4 =
  36. 36.53 × 4 =
  37. 37.49 × 4 =
  38. 38.59 × 4 =
  39. 39.40 × 4 =
  40. 40.34 × 4 =

Answer key

  1. 128
  2. 104
  3. 140
  4. 48
  5. 232
  6. 124
  7. 76
  8. 224
  9. 120
  10. 60
  11. 116
  12. 216
  13. 200
  14. 36
  15. 80
  16. 240
  17. 180
  18. 52
  19. 64
  20. 144
  21. 204
  22. 208
  23. 152
  24. 84
  25. 176
  26. 56
  27. 28
  28. 184
  29. 164
  30. 68
  31. 32
  32. 156
  33. 132
  34. 24
  35. 228
  36. 212
  37. 196
  38. 236
  39. 160
  40. 136

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