Question

1 1/3. +(-3,8)+a+(-2,2) =
A =4,75

Answer 1

$1\frac{1}{3} + ( - 3.8) + a + ( - 2.2) =$

$a = 4.75$

$1 \frac{1}{3} - 3.8 + 4.75 - 2.2 =$

$1 \frac{1}{3} - 1.25 =$

$\frac{4}{3} - \frac{125}{100 } = \frac{400}{300} - \frac{375}{300 } = \frac{25}{300} = \frac{1}{12}$

Ответ: 1/12