Question

02°)Calcule as frações;
$a)\frac{1}{3}+\frac{2}{3}\\\ b)\frac{2}{7}+\frac{5}{7}\\ c)\frac{8}{10}+\frac{1}{10} \\ d)\frac{4}{8}-\frac{1}{8} \\e)\frac{1}{4}+ \frac{5}{4} \\f)\frac{7}{13} +\frac{3}{13}\\ g)\frac{4}{7} +\frac{1}{7} \\h)\frac{8}{3} +\frac{2}{3}$

Answer 1

A3/3 B)7/7 C)9/10 D)3/8 E)6/4 F)10/13 G)5/7 H)10/3

Answer 2

a) 1+2/3 = 3/3 = 1
b) 2+5/7 = 7/7 = 1
c) 8+1/10 = 9/10 = 1