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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 318 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.58 × 4 =
  2. 2.20 × 4 =
  3. 3.16 × 4 =
  4. 4.60 × 4 =
  5. 5.43 × 4 =
  6. 6.51 × 4 =
  7. 7.13 × 4 =
  8. 8.12 × 4 =
  9. 9.37 × 4 =
  10. 10.59 × 4 =
  11. 11.26 × 4 =
  12. 12.22 × 4 =
  13. 13.33 × 4 =
  14. 14.46 × 4 =
  15. 15.49 × 4 =
  16. 16.29 × 4 =
  17. 17.56 × 4 =
  18. 18.34 × 4 =
  19. 19.41 × 4 =
  20. 20.42 × 4 =
  21. 21.53 × 4 =
  22. 22.57 × 4 =
  23. 23.7 × 4 =
  24. 24.6 × 4 =
  25. 25.27 × 4 =
  26. 26.23 × 4 =
  27. 27.40 × 4 =
  28. 28.32 × 4 =
  29. 29.21 × 4 =
  30. 30.44 × 4 =
  31. 31.19 × 4 =
  32. 32.31 × 4 =
  33. 33.54 × 4 =
  34. 34.15 × 4 =
  35. 35.11 × 4 =
  36. 36.9 × 4 =
  37. 37.48 × 4 =
  38. 38.11 × 4 =
  39. 39.50 × 4 =
  40. 40.52 × 4 =

Answer key

  1. 232
  2. 80
  3. 64
  4. 240
  5. 172
  6. 204
  7. 52
  8. 48
  9. 148
  10. 236
  11. 104
  12. 88
  13. 132
  14. 184
  15. 196
  16. 116
  17. 224
  18. 136
  19. 164
  20. 168
  21. 212
  22. 228
  23. 28
  24. 24
  25. 108
  26. 92
  27. 160
  28. 128
  29. 84
  30. 176
  31. 76
  32. 124
  33. 216
  34. 60
  35. 44
  36. 36
  37. 192
  38. 44
  39. 200
  40. 208

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