Question

Dê o valor da expressão (1/5+1/6):(3/5-1/15)+0,999

Answer 1

$( \frac{1}{5} + \frac{1}{6} ) \div ( \frac{3}{5} - \frac{1}{15} ) + 0.999 \\ \frac{11}{30} \div \frac{8}{15} + \frac{9}{9} \\ \frac{11}{30} \times \frac{15}{8} + 1 \\ \frac{11}{2} \times \frac{1}{8} + 1 \\ \frac{27}{16}$