7-{5+10[20div5-2+4*(5+2*3)]-8*3^2}+50(6*2) eching

$$7 - \{ 5 + 10 [ 20 \div 5 - 2 + 4 \cdot ( 5 + 2 \cdot 3 ) ] - 8 \cdot 3 ^ { 2 } \} + 50 ( 6 \cdot 2 )$$

Baholash

$$214$$

Yechim qadamlari

4 ni olish uchun 20 ni 5 ga bo‘ling.

$$7-\left(5+10\left(4-2+4\left(5+2\times 3\right)\right)-8\times 3^{2}\right)+50\times 6\times 2$$

2 olish uchun 4 dan 2 ni ayirish.

$$7-\left(5+10\left(2+4\left(5+2\times 3\right)\right)-8\times 3^{2}\right)+50\times 6\times 2$$

6 hosil qilish uchun 2 va 3 ni ko'paytirish.

$$7-\left(5+10\left(2+4\left(5+6\right)\right)-8\times 3^{2}\right)+50\times 6\times 2$$

11 olish uchun 5 va 6'ni qo'shing.

$$7-\left(5+10\left(2+4\times 11\right)-8\times 3^{2}\right)+50\times 6\times 2$$

44 hosil qilish uchun 4 va 11 ni ko'paytirish.

$$7-\left(5+10\left(2+44\right)-8\times 3^{2}\right)+50\times 6\times 2$$

46 olish uchun 2 va 44'ni qo'shing.

$$7-\left(5+10\times 46-8\times 3^{2}\right)+50\times 6\times 2$$

460 hosil qilish uchun 10 va 46 ni ko'paytirish.

$$7-\left(5+460-8\times 3^{2}\right)+50\times 6\times 2$$

465 olish uchun 5 va 460'ni qo'shing.

$$7-\left(465-8\times 3^{2}\right)+50\times 6\times 2$$

2 daraja ko‘rsatkichini 3 ga hisoblang va 9 ni qiymatni oling.

$$7-\left(465-8\times 9\right)+50\times 6\times 2$$

72 hosil qilish uchun 8 va 9 ni ko'paytirish.

$$7-\left(465-72\right)+50\times 6\times 2$$

393 olish uchun 465 dan 72 ni ayirish.

$$7-393+50\times 6\times 2$$

-386 olish uchun 7 dan 393 ni ayirish.

$$-386+50\times 6\times 2$$

300 hosil qilish uchun 50 va 6 ni ko'paytirish.

$$-386+300\times 2$$

600 hosil qilish uchun 300 va 2 ni ko'paytirish.

$$-386+600$$

214 olish uchun -386 va 600'ni qo'shing.

$$214$$

Omil

$$2\times 107$$