Question

2. Calculati
b)
$3 \frac{5}{6} \times 1 \frac{1}{23} - \frac{5}{7} \div 2 \frac{1}{7}$
am nevoie in aceste 2 minute va rog Urgent ​

Answer 1

Răspuns:

$\frac{11}{3}$

Explicație pas cu pas:

$3\frac{5}{6} * 1\frac{1}{23} - \frac{5}{7} : 2\frac{1}{7} =$

$= \frac{23}{6} *\frac{24}{23} - \frac{5}{7} : \frac{15}{7}$

$= \frac{24}{6} - \frac{5}{7} *\frac{7}{15}$

$= 4 - \frac{1}{3}$

$= \frac{12-1}{3}$

$= \frac{11}{3}$