tolong besok dikumpul pakai gambarya

8,8 - 4 2/4 : 3 3/8 × 1,8
= 88/10 - ( 18/4 : 27/8 × 18/10 )
= 88/10 - ( 18/4 × 8/27 × 18/10 )
= 88/10 - ( 9/2 × 8/27 × 9/5 )
= 88/10 - ( 648/270 )
= 2.376/270 - 648/270
= 1.728/270
= 6 108/270
= 6 6/15 => pec.campuran
= 6,4 => desimal