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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 621 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.16 × 4 =
  2. 2.33 × 4 =
  3. 3.23 × 4 =
  4. 4.10 × 4 =
  5. 5.29 × 4 =
  6. 6.54 × 4 =
  7. 7.30 × 4 =
  8. 8.12 × 4 =
  9. 9.21 × 4 =
  10. 10.44 × 4 =
  11. 11.49 × 4 =
  12. 12.24 × 4 =
  13. 13.27 × 4 =
  14. 14.36 × 4 =
  15. 15.20 × 4 =
  16. 16.34 × 4 =
  17. 17.40 × 4 =
  18. 18.47 × 4 =
  19. 19.57 × 4 =
  20. 20.52 × 4 =
  21. 21.55 × 4 =
  22. 22.37 × 4 =
  23. 23.7 × 4 =
  24. 24.35 × 4 =
  25. 25.53 × 4 =
  26. 26.46 × 4 =
  27. 27.60 × 4 =
  28. 28.22 × 4 =
  29. 29.17 × 4 =
  30. 30.28 × 4 =
  31. 31.18 × 4 =
  32. 32.43 × 4 =
  33. 33.31 × 4 =
  34. 34.56 × 4 =
  35. 35.13 × 4 =
  36. 36.25 × 4 =
  37. 37.6 × 4 =
  38. 38.41 × 4 =
  39. 39.58 × 4 =
  40. 40.8 × 4 =

Answer key

  1. 64
  2. 132
  3. 92
  4. 40
  5. 116
  6. 216
  7. 120
  8. 48
  9. 84
  10. 176
  11. 196
  12. 96
  13. 108
  14. 144
  15. 80
  16. 136
  17. 160
  18. 188
  19. 228
  20. 208
  21. 220
  22. 148
  23. 28
  24. 140
  25. 212
  26. 184
  27. 240
  28. 88
  29. 68
  30. 112
  31. 72
  32. 172
  33. 124
  34. 224
  35. 52
  36. 100
  37. 24
  38. 164
  39. 232
  40. 32

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