Question

Calcule o resultado das operações

a)2/3+5/3+7/3

b)11/2-10/2

c)7/9-2/9+6/9

d)7/5-3/5+2/5

e)5 4/6-3 2/6

f)3 3/9-2 2/9

g)4 5/4+3 2/4

h)8 5/2+6 8/2+2 3/2

i)6 2/5-2 2/5

j)5 1/2-3 3/2

Answer 1

8 5/2+8
/2+2 3/2=2+8=10, 2+2=4