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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 841 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.14 × 4 =
  2. 2.25 × 4 =
  3. 3.55 × 4 =
  4. 4.51 × 4 =
  5. 5.6 × 4 =
  6. 6.32 × 4 =
  7. 7.15 × 4 =
  8. 8.39 × 4 =
  9. 9.8 × 4 =
  10. 10.45 × 4 =
  11. 11.16 × 4 =
  12. 12.58 × 4 =
  13. 13.11 × 4 =
  14. 14.56 × 4 =
  15. 15.10 × 4 =
  16. 16.41 × 4 =
  17. 17.7 × 4 =
  18. 18.38 × 4 =
  19. 19.42 × 4 =
  20. 20.13 × 4 =
  21. 21.30 × 4 =
  22. 22.29 × 4 =
  23. 23.59 × 4 =
  24. 24.9 × 4 =
  25. 25.21 × 4 =
  26. 26.34 × 4 =
  27. 27.18 × 4 =
  28. 28.19 × 4 =
  29. 29.53 × 4 =
  30. 30.60 × 4 =
  31. 31.37 × 4 =
  32. 32.46 × 4 =
  33. 33.33 × 4 =
  34. 34.24 × 4 =
  35. 35.57 × 4 =
  36. 36.40 × 4 =
  37. 37.31 × 4 =
  38. 38.43 × 4 =
  39. 39.44 × 4 =
  40. 40.50 × 4 =

Answer key

  1. 56
  2. 100
  3. 220
  4. 204
  5. 24
  6. 128
  7. 60
  8. 156
  9. 32
  10. 180
  11. 64
  12. 232
  13. 44
  14. 224
  15. 40
  16. 164
  17. 28
  18. 152
  19. 168
  20. 52
  21. 120
  22. 116
  23. 236
  24. 36
  25. 84
  26. 136
  27. 72
  28. 76
  29. 212
  30. 240
  31. 148
  32. 184
  33. 132
  34. 96
  35. 228
  36. 160
  37. 124
  38. 172
  39. 176
  40. 200

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