-21/4div15/32div36/25 eching

$$- 2 \frac { 1 } { 4 } \div \frac { 15 } { 32 } \div \frac { 36 } { 25 }$$

Baholash

$$-\frac{10}{3}\approx -3,333333333$$

Yechim qadamlari

\frac{-\frac{2\times 4+1}{4}}{\frac{15}{32}} ni \frac{36}{25} ga bo'lish \frac{-\frac{2\times 4+1}{4}}{\frac{15}{32}} ga k'paytirish \frac{36}{25} ga qaytarish.

$$\frac{\left(-\frac{2\times 4+1}{4}\right)\times 25}{\frac{15}{32}\times 36}$$

8 hosil qilish uchun 2 va 4 ni ko'paytirish.

$$\frac{\left(-\frac{8+1}{4}\right)\times 25}{\frac{15}{32}\times 36}$$

9 olish uchun 8 va 1'ni qo'shing.

$$\frac{-\frac{9}{4}\times 25}{\frac{15}{32}\times 36}$$

-\frac{9}{4}\times 25 ni yagona kasrga aylantiring.

$$\frac{\frac{-9\times 25}{4}}{\frac{15}{32}\times 36}$$

-225 hosil qilish uchun -9 va 25 ni ko'paytirish.

$$\frac{\frac{-225}{4}}{\frac{15}{32}\times 36}$$

\frac{-225}{4} kasri manfiy belgini olib tashlash bilan -\frac{225}{4} sifatida qayta yozilishi mumkin.

$$\frac{-\frac{225}{4}}{\frac{15}{32}\times 36}$$

\frac{15}{32}\times 36 ni yagona kasrga aylantiring.

$$\frac{-\frac{225}{4}}{\frac{15\times 36}{32}}$$

540 hosil qilish uchun 15 va 36 ni ko'paytirish.

$$\frac{-\frac{225}{4}}{\frac{540}{32}}$$

\frac{540}{32} ulushini 4 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.

$$\frac{-\frac{225}{4}}{\frac{135}{8}}$$

-\frac{225}{4} ni \frac{135}{8} ga bo'lish -\frac{225}{4} ga k'paytirish \frac{135}{8} ga qaytarish.

$$-\frac{225}{4}\times \frac{8}{135}$$

Suratni maxrajga va maxrajini suratga ko‘paytirish orqali -\frac{225}{4} ni \frac{8}{135} ga ko‘paytiring.

$$\frac{-225\times 8}{4\times 135}$$

\frac{-225\times 8}{4\times 135} kasridagi ko‘paytirishlarni bajaring.

$$\frac{-1800}{540}$$

\frac{-1800}{540} ulushini 180 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.

$$-\frac{10}{3}$$

Omil

$$-\frac{10}{3} = -3\frac{1}{3} = -3,3333333333333335$$