5 5/6 ×12/18×3 1/5 =

5 5/6×12/18× 3 1/5
=35/6×12/18×16/5
=6.720/540
=672/54(0 nya dicoret)
=112/9(dibagi dengan 6)
=34/3(dibagi dengan 3)

5 5/6 × 12/18 × 3 1/5

= 35/6 × 12/18 × 16/5

= 112/9

= 12 4/9