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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 643 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.6 × 4 =
  2. 2.49 × 4 =
  3. 3.24 × 4 =
  4. 4.11 × 4 =
  5. 5.8 × 4 =
  6. 6.41 × 4 =
  7. 7.46 × 4 =
  8. 8.10 × 4 =
  9. 9.20 × 4 =
  10. 10.25 × 4 =
  11. 11.48 × 4 =
  12. 12.9 × 4 =
  13. 13.38 × 4 =
  14. 14.43 × 4 =
  15. 15.51 × 4 =
  16. 16.58 × 4 =
  17. 17.29 × 4 =
  18. 18.16 × 4 =
  19. 19.35 × 4 =
  20. 20.13 × 4 =
  21. 21.57 × 4 =
  22. 22.32 × 4 =
  23. 23.47 × 4 =
  24. 24.14 × 4 =
  25. 25.60 × 4 =
  26. 26.56 × 4 =
  27. 27.12 × 4 =
  28. 28.55 × 4 =
  29. 29.59 × 4 =
  30. 30.31 × 4 =
  31. 31.15 × 4 =
  32. 32.33 × 4 =
  33. 33.53 × 4 =
  34. 34.21 × 4 =
  35. 35.27 × 4 =
  36. 36.45 × 4 =
  37. 37.34 × 4 =
  38. 38.26 × 4 =
  39. 39.7 × 4 =
  40. 40.37 × 4 =

Answer key

  1. 24
  2. 196
  3. 96
  4. 44
  5. 32
  6. 164
  7. 184
  8. 40
  9. 80
  10. 100
  11. 192
  12. 36
  13. 152
  14. 172
  15. 204
  16. 232
  17. 116
  18. 64
  19. 140
  20. 52
  21. 228
  22. 128
  23. 188
  24. 56
  25. 240
  26. 224
  27. 48
  28. 220
  29. 236
  30. 124
  31. 60
  32. 132
  33. 212
  34. 84
  35. 108
  36. 180
  37. 136
  38. 104
  39. 28
  40. 148

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