Question

calcular as expressoes, efetuando-se primeiramente entre os parênteses: (1+ 1/2) + (2- 1/3)=

Answer 1

$(1+ \frac{1}{2} )+(2- \frac{1}{3} )= \\ \\( \frac{2+1}{2} )+( \frac{6-1}{3} )= \\ \\ \frac{3}{2} + \frac{5}{3} = \\ \\ \frac{9+10}{6} = \frac{19}{6} \mapsto3~inteiros~e ~\frac{1}{6}$