Question

вычеслите 2.4:(7/10+23/5)—1​

Answer 1

Объяснение:

$2.4 \div ( \frac{7}{10} + \frac{23}{5} - 1 = \frac{12}{5} \div \frac{53}{10} - 1 = \frac{12}{5} \times \frac{10}{53} - 1 = 12 \frac{2}{53} - 1 = \frac{24}{53} - 1 = - \frac{29}{53}$

Answer 2

Ответ:

-29/53

Объяснение:

2,4 : (7/10 + 23/5) - 1 = 12/5 : (7/10 + 23/5) - 1 = 12/5 : 53/10 - 1 = 12/5 * 10/53 - 1 = 12 * 2/53 - 1 = 24/53 - 1 = -29/53