Question

Calculați :
$( - \frac{2}{3} ) \times ( - \frac{6}{5} )$
$b \: ) \: - \frac{4}{15} \div 1 \frac{1}{5}$
c ) 314 : (-100)​

Answer 1

Ai răspuns atașat pe foaie.

Answer 2

a) $\it (-\frac{2}{3}) \cdot (-\frac{6}{5}) = \frac{12}{15}^{(3}  = \frac{4}{5}$

b) $\it -\frac{4}{15} : 1\frac{1}{5} = -\frac{4}{15} : \frac{6}{5} = -\frac{4}{15} \cdot \frac{5}{6} = -\frac{20}{90}^{(10} = -\frac{2}{9}$

c) 314 : (-100) = -3,14