Question

7) a) $\frac{3}{4}:(-1 \frac{1}{2} )*(-17+ 3^{2})+(-15+18)=$

b) $(-19+2^4)*[ \frac{1}{15}- \frac{8}{45}*(-0,9+1 \frac{2}{5})]=$

c) $-2 \frac{7}{9} * [- \frac{1}{3} + \frac{1}{7} *( \frac{2}{5} - \frac{1}{6} )]=$

d) $1 \frac{2}{15} :[-1 \frac{1}{6} +1 \frac{4}{25} :(3 \frac{4}{15} - 1\frac{2}{6}) =$

Answer 1

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