Question

resolva a expressao 2\12 : (2\4 - 1\6) + 3

Answer 1

$\LARGE\tt{} \dfrac{2}{12} \div \left( \dfrac{2}{4} - \dfrac{1}{6} \right) + 3 \\ \\ \LARGE\tt{} \dfrac{2}{12} \div \dfrac{1}{3} + 3 \\\\\\ \LARGE\tt{} \dfrac{\cancel{2}}{\cancel{12}} \div \dfrac{1}{3} + 3 \\\\ \LARGE\tt{} \dfrac{1}{6} \div \dfrac{1}{3} + 3 \\ \\ \LARGE\tt{} \dfrac{1}{6} \times 3 + 3 \\\\ \LARGE\tt{} \dfrac{1}{\cancel{6}} \times \cancel{3} + 3 \\ \\ \LARGE\tt{} \dfrac{1}{2} + 3 \\ \\ \LARGE\tt{} \dfrac{1 + 6}{2} \\ \\\LARGE\tt{} \boxed{ \dfrac{7}{2} }$

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