Question

Porfavo todas com calculo prf​

Answer 1

Resposta:

a =7

b=3

c=4

d=3

e=8

f=1

g=9

h=13

i=9

j=9

k=4

l=3

Answer 2

Resposta:

Explicação passo-a-passo:

A) 2/9+5/9= 7/18

B) 5/6-2/6= 3

C) 7/8-4/9= 3/9

D) 7/8-4/9= 3/1

E) 1/7+3/5+9/14= 13/26

F) 3-14/5= 11/4

G) 1(2/11)+7/10= 9/21

H).........

I) 7+2/9= 9/10

J) 3/4-1/6= 2/2

K) 1/5+2+7/8= 10/14

L)........