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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 827 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.9 × 4 =
  2. 2.8 × 4 =
  3. 3.23 × 4 =
  4. 4.17 × 4 =
  5. 5.53 × 4 =
  6. 6.33 × 4 =
  7. 7.60 × 4 =
  8. 8.35 × 4 =
  9. 9.43 × 4 =
  10. 10.59 × 4 =
  11. 11.21 × 4 =
  12. 12.44 × 4 =
  13. 13.48 × 4 =
  14. 14.36 × 4 =
  15. 15.52 × 4 =
  16. 16.12 × 4 =
  17. 17.10 × 4 =
  18. 18.26 × 4 =
  19. 19.39 × 4 =
  20. 20.28 × 4 =
  21. 21.51 × 4 =
  22. 22.6 × 4 =
  23. 23.32 × 4 =
  24. 24.38 × 4 =
  25. 25.7 × 4 =
  26. 26.31 × 4 =
  27. 27.55 × 4 =
  28. 28.30 × 4 =
  29. 29.57 × 4 =
  30. 30.40 × 4 =
  31. 31.29 × 4 =
  32. 32.11 × 4 =
  33. 33.47 × 4 =
  34. 34.58 × 4 =
  35. 35.41 × 4 =
  36. 36.25 × 4 =
  37. 37.14 × 4 =
  38. 38.19 × 4 =
  39. 39.46 × 4 =
  40. 40.50 × 4 =

Answer key

  1. 36
  2. 32
  3. 92
  4. 68
  5. 212
  6. 132
  7. 240
  8. 140
  9. 172
  10. 236
  11. 84
  12. 176
  13. 192
  14. 144
  15. 208
  16. 48
  17. 40
  18. 104
  19. 156
  20. 112
  21. 204
  22. 24
  23. 128
  24. 152
  25. 28
  26. 124
  27. 220
  28. 120
  29. 228
  30. 160
  31. 116
  32. 44
  33. 188
  34. 232
  35. 164
  36. 100
  37. 56
  38. 76
  39. 184
  40. 200

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