jwb y 1,2dan3 plees dong y

Nomor 1
= 17/20
= 170/200
= 85/100
= 85%

Nomor 2
= 2/5 + 1 3/4
= 2/5 + 7/4
= 8+35/20
= 43/20
= 2 3/20

Nomor 3
= 6 2/8 - 2 1/2 + 3 3/4
= 50/8 - 5/2 + 15/4
= 50-20+30/8
= 60/8
= 15/2
= 7 1/2

1.)c.85%
2.)c.2 3/20
3.)d.7¾