harga celana panjang 40000 diskon 12000 berapa persentase potongan harga

[tex] \frac{12000}{40000} \times 100\% \\ \frac{1200000}{40000} \% \\ 30\%[/tex]
moga g keliru

Harga celana = 40.000
Harga potongan = 12.000

12 x 100 : 40 = 30%