Question

Resolva as operações
1/2+1/4. B1/4+1/3

Answer 1

$\frac{1}{2} + \frac{1}{4} = \frac{(4 \div 2) \times 1 + (4 \div 4) \times 1}{4} = \frac{2 + 1}{4} = \frac{3}{4}$

$\frac{1}{4} + \frac{1}{3} = \frac{(12 \div 4) \times 1 + (12 \div 3) \times 1}{12} = \frac{3 + 4}{12} = \frac{7}{12}$

espero ter ajudado!