6/15 x 0,75 : 18/20 + 0,5 - 7/12

6/15 x 0,75 : 18/20 + 0,5 - 7/12
=2/5 × 75/100 : 18/20 + 5/10 - 7/12
=2/5 × ¾ : 9/10 + 5/10 - 7/12
=6/20 :9/10 + 5/10 -7/12
=60/180 + 5/10 -7/12
=⅓ + 5/10 -7/12
=20/60 + 30/60 - 35/60
=15/60
=¼

maaf klok slh

Mapel Math
Bab Pecahan

Diket :
■ 6/15 = 2/5
■ 0,75 = 3/4
■ 18/20 = 9/10
■ 0,5 = 1/2

Penyelesaian :
(2/5 × 3/4) ÷ 9/10)) + 1/2 - 7/12
= (3/10 × 10/9) + 1/2 - 7/12
= 1/3 + 1/2 - 7/12
= 4/12 + 6/12 - 7/12
= 3/12
= 1/4

Semoga Membantu