85-7842div(56div82+7 eching

$$85 - 7842 \div ( 56 \div 82 + 7$$

Baholash

$$-\frac{98249}{105}\approx -935,704761905$$

Yechim qadamlari

\frac{56}{82} ulushini 2 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.

$$85-\frac{7842}{\frac{28}{41}+7}$$

7 ni \frac{287}{41} kasrga o‘giring.

$$85-\frac{7842}{\frac{28}{41}+\frac{287}{41}}$$

\frac{28}{41} va \frac{287}{41} da bir xil maxraji bor, ularning suratini qo‘shish orqali qo‘shing.

$$85-\frac{7842}{\frac{28+287}{41}}$$

315 olish uchun 28 va 287'ni qo'shing.

$$85-\frac{7842}{\frac{315}{41}}$$

7842 ni \frac{315}{41} ga bo'lish 7842 ga k'paytirish \frac{315}{41} ga qaytarish.

$$85-7842\times \frac{41}{315}$$

7842\times \frac{41}{315} ni yagona kasrga aylantiring.

$$85-\frac{7842\times 41}{315}$$

321522 hosil qilish uchun 7842 va 41 ni ko'paytirish.

$$85-\frac{321522}{315}$$

\frac{321522}{315} ulushini 3 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.

$$85-\frac{107174}{105}$$

85 ni \frac{8925}{105} kasrga o‘giring.

$$\frac{8925}{105}-\frac{107174}{105}$$

\frac{8925}{105} va \frac{107174}{105} da bir xil maxraji bor, ularning suratini ayirish orqali ayiring.

$$\frac{8925-107174}{105}$$

-98249 olish uchun 8925 dan 107174 ni ayirish.

$$-\frac{98249}{105}$$

Omil

$$-\frac{98249}{105} = -935\frac{74}{105} = -935,7047619047619$$