(13/2)+66+07+1 eching

$$( 13 / 2 ) + 66 + 07 + 1$$

Baholash

$$\frac{147}{2}=73,5$$

Yechim qadamlari

66 ni \frac{132}{2} kasrga o‘giring.

$$\frac{13}{2}+\frac{132}{2}+0\times 7+1$$

\frac{13}{2} va \frac{132}{2} da bir xil maxraji bor, ularning suratini qo‘shish orqali qo‘shing.

$$\frac{13+132}{2}+0\times 7+1$$

145 olish uchun 13 va 132'ni qo'shing.

$$\frac{145}{2}+0\times 7+1$$

0 hosil qilish uchun 0 va 7 ni ko'paytirish.

$$\frac{145}{2}+0+1$$

\frac{145}{2} olish uchun \frac{145}{2} va 0'ni qo'shing.

$$\frac{145}{2}+1$$

1 ni \frac{2}{2} kasrga o‘giring.

$$\frac{145}{2}+\frac{2}{2}$$

\frac{145}{2} va \frac{2}{2} da bir xil maxraji bor, ularning suratini qo‘shish orqali qo‘shing.

$$\frac{145+2}{2}$$

147 olish uchun 145 va 2'ni qo'shing.

$$\frac{147}{2}$$

Omil

$$\frac{3 \cdot 7 ^ {2}}{2} = 73\frac{1}{2} = 73,5$$