Question

5) Calcule:
a) 1/3+2/5 b) 3/2+2/3

c) 2+1/1/4 d) 3 $\frac{1}{5}$+2$\frac{3}{5}$

e) 4-1/7 f) 3/2-2/3

Answer 1

Resposta:

a)$\frac{1}{3}+\frac{2}{5}=\frac{5+6}{15} =\frac{11}{15}$

b) $\frac{13}{6}$

c) e d) não entendi

e) $\frac{27}{7}$

f) $\frac{5}{6}$