Question

determine à média aritmética entre os números 3/5,13/4 e 1/2
sao fracoes ta me ajudem

Answer 1

$\frac{ \frac{3}{5}+ \frac{13}{4} + \frac{1}{2} }{3} = \\ \\ = \frac{ \frac{3.4+13.5+10.1}{20} }{3} = \\ \\ = \frac{ \frac{12+65+10}{20} }{3} = \\ \\ = \frac{ \frac{87}{20} }{3} = \frac{87}{20} . \frac{1}{3} = \frac{87}{60} = \frac{29}{20}$