Question

1. Calcule
a) 3/9+4/9

b) 4/8-1/8

c) 1/2+3/7

d) 2/5+1/8+3/4

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

f) 7/9+5/7-1/8
​

Answer 1

Resposta:

A=

$\frac{7}{9}$

B=

$\frac{3}{8}$

C=

$\frac{13}{14}$

D=

$\frac{51}{40}$

E=

$\frac{35}{12}$

F=

$\frac{689}{504}$