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


Răspuns :

a) [tex]\it (-\frac{2}{3}) \cdot (-\frac{6}{5}) = \frac{12}{15}^{(3}  = \frac{4}{5}[/tex]

b) [tex]\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}[/tex]

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