Tolong yaa............kak please buat persiapan ujiko, sm semua pake caranya ya kakak

6. 3,2 = 3,200
33/10 = 3,300
3 3/8 = 27/8 = 3,375
340% = 3,400
18/5 = 3,600
(a). 3,2 ; 33/10 ; 3 3/8 ; 340% ; 18/5

7. 2 3/4 + 5/6 + 7/8 = 11/4 + 5/6 + 7/8
= 66/24 + 20/24 + 21/24 = 107/24 = 4 11/24 (d)

8. 3 3/4 : 1 2/7 : 7/4 = 15/4 : 9/7 : 7/4
= ( 15/4 x 7/9 = 35/12) (35/12 x 4/7 = 5/3 (c)