Question

calculati si scrieti rezultatul obtinut dupa scoaterea intregilor din fractie 5antregi si2/5+ 3antregi si7/8

Answer 1

$5 \frac{2}{5} + 3 \frac{7}{8} = \frac{27}{5} + \frac{31}{8} = \frac{27 \times 8}{40} + \\ \frac{31 \times 5}{40} = \frac{216}{40} + \frac{155}{40} = \frac{371}{40} = 9 \frac{11}{40}$