x40 \% =4000
x uchun yechish
x=10000
Grafik
Baham ko'rish
Klipbordga nusxa olish
x\times \frac{2}{5}=4000
\frac{40}{100} ulushini 20 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.
x=4000\times \frac{5}{2}
Ikki tarafini \frac{5}{2} va teskari kasri \frac{2}{5} ga ko‘paytiring.
x=\frac{4000\times 5}{2}
4000\times \frac{5}{2} ni yagona kasrga aylantiring.
x=\frac{20000}{2}
20000 hosil qilish uchun 4000 va 5 ni ko'paytirish.
x=10000
10000 ni olish uchun 20000 ni 2 ga bo‘ling.
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