83*15%+66*25%+41*20%+104*15*100%/100% eching

$$\frac{ 83 \times 15 \% +66 \times 25 \% +41 \times 20 \% +104 \times 15 \times 100 \% }{ 100 \% }$$

Baholash

$$\frac{31943}{20}=1597,15$$

Yechim qadamlari

1 ni olish uchun 100 ni 100 ga bo‘ling.

$$\frac{83\times \frac{15}{100}+66\times \frac{25}{100}+41\times \frac{20}{100}+104\times 15\times 1}{\frac{100}{100}}$$

1 ni olish uchun 100 ni 100 ga bo‘ling.

$$\frac{83\times \frac{15}{100}+66\times \frac{25}{100}+41\times \frac{20}{100}+104\times 15\times 1}{1}$$

\frac{15}{100} ulushini 5 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.

$$\frac{83\times \frac{3}{20}+66\times \frac{25}{100}+41\times \frac{20}{100}+104\times 15\times 1}{1}$$

83\times \frac{3}{20} ni yagona kasrga aylantiring.

$$\frac{\frac{83\times 3}{20}+66\times \frac{25}{100}+41\times \frac{20}{100}+104\times 15\times 1}{1}$$

249 hosil qilish uchun 83 va 3 ni ko'paytirish.

$$\frac{\frac{249}{20}+66\times \frac{25}{100}+41\times \frac{20}{100}+104\times 15\times 1}{1}$$

\frac{25}{100} ulushini 25 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.

$$\frac{\frac{249}{20}+66\times \frac{1}{4}+41\times \frac{20}{100}+104\times 15\times 1}{1}$$

\frac{66}{4} hosil qilish uchun 66 va \frac{1}{4} ni ko'paytirish.

$$\frac{\frac{249}{20}+\frac{66}{4}+41\times \frac{20}{100}+104\times 15\times 1}{1}$$

\frac{66}{4} ulushini 2 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.

$$\frac{\frac{249}{20}+\frac{33}{2}+41\times \frac{20}{100}+104\times 15\times 1}{1}$$

20 va 2 ning eng kichik umumiy karralisi 20 ga teng. \frac{249}{20} va \frac{33}{2} ni 20 maxraj bilan kasrlarga aylantirib oling.

$$\frac{\frac{249}{20}+\frac{330}{20}+41\times \frac{20}{100}+104\times 15\times 1}{1}$$

\frac{249}{20} va \frac{330}{20} da bir xil maxraji bor, ularning suratini qo‘shish orqali qo‘shing.

$$\frac{\frac{249+330}{20}+41\times \frac{20}{100}+104\times 15\times 1}{1}$$

579 olish uchun 249 va 330'ni qo'shing.

$$\frac{\frac{579}{20}+41\times \frac{20}{100}+104\times 15\times 1}{1}$$

\frac{20}{100} ulushini 20 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.

$$\frac{\frac{579}{20}+41\times \frac{1}{5}+104\times 15\times 1}{1}$$

\frac{41}{5} hosil qilish uchun 41 va \frac{1}{5} ni ko'paytirish.

$$\frac{\frac{579}{20}+\frac{41}{5}+104\times 15\times 1}{1}$$

20 va 5 ning eng kichik umumiy karralisi 20 ga teng. \frac{579}{20} va \frac{41}{5} ni 20 maxraj bilan kasrlarga aylantirib oling.

$$\frac{\frac{579}{20}+\frac{164}{20}+104\times 15\times 1}{1}$$

\frac{579}{20} va \frac{164}{20} da bir xil maxraji bor, ularning suratini qo‘shish orqali qo‘shing.

$$\frac{\frac{579+164}{20}+104\times 15\times 1}{1}$$

743 olish uchun 579 va 164'ni qo'shing.

$$\frac{\frac{743}{20}+104\times 15\times 1}{1}$$

1560 hosil qilish uchun 104 va 15 ni ko'paytirish.

$$\frac{\frac{743}{20}+1560\times 1}{1}$$

1560 hosil qilish uchun 1560 va 1 ni ko'paytirish.

$$\frac{\frac{743}{20}+1560}{1}$$

1560 ni \frac{31200}{20} kasrga o‘giring.

$$\frac{\frac{743}{20}+\frac{31200}{20}}{1}$$

\frac{743}{20} va \frac{31200}{20} da bir xil maxraji bor, ularning suratini qo‘shish orqali qo‘shing.

$$\frac{\frac{743+31200}{20}}{1}$$

31943 olish uchun 743 va 31200'ni qo'shing.

$$\frac{\frac{31943}{20}}{1}$$

Har qanday son birga bo‘linganda, natija o‘zi chiqadi.

$$\frac{31943}{20}$$

Omil

$$\frac{17 \cdot 1879}{2 ^ {2} \cdot 5} = 1597\frac{3}{20} = 1597,15$$