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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 826 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.26 × 4 =
  2. 2.9 × 4 =
  3. 3.30 × 4 =
  4. 4.42 × 4 =
  5. 5.19 × 4 =
  6. 6.51 × 4 =
  7. 7.22 × 4 =
  8. 8.57 × 4 =
  9. 9.27 × 4 =
  10. 10.58 × 4 =
  11. 11.13 × 4 =
  12. 12.43 × 4 =
  13. 13.37 × 4 =
  14. 14.21 × 4 =
  15. 15.17 × 4 =
  16. 16.38 × 4 =
  17. 17.34 × 4 =
  18. 18.16 × 4 =
  19. 19.6 × 4 =
  20. 20.8 × 4 =
  21. 21.35 × 4 =
  22. 22.60 × 4 =
  23. 23.56 × 4 =
  24. 24.39 × 4 =
  25. 25.44 × 4 =
  26. 26.41 × 4 =
  27. 27.32 × 4 =
  28. 28.49 × 4 =
  29. 29.50 × 4 =
  30. 30.31 × 4 =
  31. 31.45 × 4 =
  32. 32.12 × 4 =
  33. 33.48 × 4 =
  34. 34.47 × 4 =
  35. 35.29 × 4 =
  36. 36.20 × 4 =
  37. 37.55 × 4 =
  38. 38.40 × 4 =
  39. 39.11 × 4 =
  40. 40.14 × 4 =

Answer key

  1. 104
  2. 36
  3. 120
  4. 168
  5. 76
  6. 204
  7. 88
  8. 228
  9. 108
  10. 232
  11. 52
  12. 172
  13. 148
  14. 84
  15. 68
  16. 152
  17. 136
  18. 64
  19. 24
  20. 32
  21. 140
  22. 240
  23. 224
  24. 156
  25. 176
  26. 164
  27. 128
  28. 196
  29. 200
  30. 124
  31. 180
  32. 48
  33. 192
  34. 188
  35. 116
  36. 80
  37. 220
  38. 160
  39. 44
  40. 56

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