15*26/100+25*40/100+36*24/100+25*8/100+55*frac{2}{100} eching

$$15 \times \frac { 26 } { 100 } + 25 * \frac { 40 } { 100 } + 36 \times \frac { 24 } { 100 } + 25 \times \frac { 8 } { 100 } + 55 \times \frac { 2 } { 100 }$$

Baholash

$$\frac{641}{25}=25,64$$

Yechim qadamlari

\frac{26}{100} ulushini 2 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.

$$15\times \frac{13}{50}+25\times \frac{40}{100}+36\times \frac{24}{100}+25\times \frac{8}{100}+55\times \frac{2}{100}$$

15\times \frac{13}{50} ni yagona kasrga aylantiring.

$$\frac{15\times 13}{50}+25\times \frac{40}{100}+36\times \frac{24}{100}+25\times \frac{8}{100}+55\times \frac{2}{100}$$

195 hosil qilish uchun 15 va 13 ni ko'paytirish.

$$\frac{195}{50}+25\times \frac{40}{100}+36\times \frac{24}{100}+25\times \frac{8}{100}+55\times \frac{2}{100}$$

\frac{195}{50} ulushini 5 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.

$$\frac{39}{10}+25\times \frac{40}{100}+36\times \frac{24}{100}+25\times \frac{8}{100}+55\times \frac{2}{100}$$

\frac{40}{100} ulushini 20 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.

$$\frac{39}{10}+25\times \frac{2}{5}+36\times \frac{24}{100}+25\times \frac{8}{100}+55\times \frac{2}{100}$$

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

$$\frac{39}{10}+\frac{25\times 2}{5}+36\times \frac{24}{100}+25\times \frac{8}{100}+55\times \frac{2}{100}$$

50 hosil qilish uchun 25 va 2 ni ko'paytirish.

$$\frac{39}{10}+\frac{50}{5}+36\times \frac{24}{100}+25\times \frac{8}{100}+55\times \frac{2}{100}$$

10 ni olish uchun 50 ni 5 ga bo‘ling.

$$\frac{39}{10}+10+36\times \frac{24}{100}+25\times \frac{8}{100}+55\times \frac{2}{100}$$

10 ni \frac{100}{10} kasrga o‘giring.

$$\frac{39}{10}+\frac{100}{10}+36\times \frac{24}{100}+25\times \frac{8}{100}+55\times \frac{2}{100}$$

\frac{39}{10} va \frac{100}{10} da bir xil maxraji bor, ularning suratini qo‘shish orqali qo‘shing.

$$\frac{39+100}{10}+36\times \frac{24}{100}+25\times \frac{8}{100}+55\times \frac{2}{100}$$

139 olish uchun 39 va 100'ni qo'shing.

$$\frac{139}{10}+36\times \frac{24}{100}+25\times \frac{8}{100}+55\times \frac{2}{100}$$

\frac{24}{100} ulushini 4 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.

$$\frac{139}{10}+36\times \frac{6}{25}+25\times \frac{8}{100}+55\times \frac{2}{100}$$

36\times \frac{6}{25} ni yagona kasrga aylantiring.

$$\frac{139}{10}+\frac{36\times 6}{25}+25\times \frac{8}{100}+55\times \frac{2}{100}$$

216 hosil qilish uchun 36 va 6 ni ko'paytirish.

$$\frac{139}{10}+\frac{216}{25}+25\times \frac{8}{100}+55\times \frac{2}{100}$$

10 va 25 ning eng kichik umumiy karralisi 50 ga teng. \frac{139}{10} va \frac{216}{25} ni 50 maxraj bilan kasrlarga aylantirib oling.

$$\frac{695}{50}+\frac{432}{50}+25\times \frac{8}{100}+55\times \frac{2}{100}$$

\frac{695}{50} va \frac{432}{50} da bir xil maxraji bor, ularning suratini qo‘shish orqali qo‘shing.

$$\frac{695+432}{50}+25\times \frac{8}{100}+55\times \frac{2}{100}$$

1127 olish uchun 695 va 432'ni qo'shing.

$$\frac{1127}{50}+25\times \frac{8}{100}+55\times \frac{2}{100}$$

\frac{8}{100} ulushini 4 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.

$$\frac{1127}{50}+25\times \frac{2}{25}+55\times \frac{2}{100}$$

25 va 25 ni qisqartiring.

$$\frac{1127}{50}+2+55\times \frac{2}{100}$$

2 ni \frac{100}{50} kasrga o‘giring.

$$\frac{1127}{50}+\frac{100}{50}+55\times \frac{2}{100}$$

\frac{1127}{50} va \frac{100}{50} da bir xil maxraji bor, ularning suratini qo‘shish orqali qo‘shing.

$$\frac{1127+100}{50}+55\times \frac{2}{100}$$

1227 olish uchun 1127 va 100'ni qo'shing.

$$\frac{1227}{50}+55\times \frac{2}{100}$$

\frac{2}{100} ulushini 2 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.

$$\frac{1227}{50}+55\times \frac{1}{50}$$

\frac{55}{50} hosil qilish uchun 55 va \frac{1}{50} ni ko'paytirish.

$$\frac{1227}{50}+\frac{55}{50}$$

\frac{1227}{50} va \frac{55}{50} da bir xil maxraji bor, ularning suratini qo‘shish orqali qo‘shing.

$$\frac{1227+55}{50}$$

1282 olish uchun 1227 va 55'ni qo'shing.

$$\frac{1282}{50}$$

\frac{1282}{50} ulushini 2 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.

$$\frac{641}{25}$$

Omil

$$\frac{641}{5 ^ {2}} = 25\frac{16}{25} = 25,64$$