tolong bantu ak jawab ini pake caranya ya soalnya bsk di kumpul

1.5/8 x 11/25 = 55/200 = 11/40
2.16/5 x 3/8 = 48/40 = 6/5
3.35/11 x 29/7 = 1015/77
4.78/10 x 25/4 = 1950/40 = 195/4
5.476/100 : 28/10 = 476/100 x 10/28
= 4760/2800 =476/280
= 238/140 = 116/70 = 58/35