Răspuns :
a) [tex] \frac{5}{8} + \frac{2}{8}= \frac{5+2}{8} = \frac{7}{8} [/tex]
b)[tex] \frac{7}{10}+ \frac{2}{10} = \frac{7+2}{10} = \frac{9}{10} [/tex]
c) [tex] \frac{8}{100} + \frac{9}{100} = \frac{8+9}{100} = \frac{17}{100} [/tex]
b)[tex] \frac{7}{10}+ \frac{2}{10} = \frac{7+2}{10} = \frac{9}{10} [/tex]
c) [tex] \frac{8}{100} + \frac{9}{100} = \frac{8+9}{100} = \frac{17}{100} [/tex]