99/100div2/5div19/10 eching

$$\frac { 99 } { 100 } \div \frac { 2 } { 5 } \div 1 \frac { 9 } { 10 }$$

Baholash

$$\frac{99}{76}\approx 1,302631579$$

Yechim qadamlari

\frac{\frac{99}{100}}{\frac{2}{5}} ni \frac{1\times 10+9}{10} ga bo'lish \frac{\frac{99}{100}}{\frac{2}{5}} ga k'paytirish \frac{1\times 10+9}{10} ga qaytarish.

$$\frac{\frac{99}{100}\times 10}{\frac{2}{5}\left(1\times 10+9\right)}$$

\frac{99}{100}\times 10 ni yagona kasrga aylantiring.

$$\frac{\frac{99\times 10}{100}}{\frac{2}{5}\left(1\times 10+9\right)}$$

990 hosil qilish uchun 99 va 10 ni ko'paytirish.

$$\frac{\frac{990}{100}}{\frac{2}{5}\left(1\times 10+9\right)}$$

\frac{990}{100} ulushini 10 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.

$$\frac{\frac{99}{10}}{\frac{2}{5}\left(1\times 10+9\right)}$$

10 hosil qilish uchun 1 va 10 ni ko'paytirish.

$$\frac{\frac{99}{10}}{\frac{2}{5}\left(10+9\right)}$$

19 olish uchun 10 va 9'ni qo'shing.

$$\frac{\frac{99}{10}}{\frac{2}{5}\times 19}$$

\frac{2}{5}\times 19 ni yagona kasrga aylantiring.

$$\frac{\frac{99}{10}}{\frac{2\times 19}{5}}$$

38 hosil qilish uchun 2 va 19 ni ko'paytirish.

$$\frac{\frac{99}{10}}{\frac{38}{5}}$$

\frac{99}{10} ni \frac{38}{5} ga bo'lish \frac{99}{10} ga k'paytirish \frac{38}{5} ga qaytarish.

$$\frac{99}{10}\times \frac{5}{38}$$

Suratni maxrajga va maxrajini suratga ko‘paytirish orqali \frac{99}{10} ni \frac{5}{38} ga ko‘paytiring.

$$\frac{99\times 5}{10\times 38}$$

\frac{99\times 5}{10\times 38} kasridagi ko‘paytirishlarni bajaring.

$$\frac{495}{380}$$

\frac{495}{380} ulushini 5 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.

$$\frac{99}{76}$$

Omil

$$\frac{3 ^ {2} \cdot 11}{2 ^ {2} \cdot 19} = 1\frac{23}{76} = 1,3026315789473684$$