Question

resolva as adições e subtraçao de fração com denominadores iguais e simplifique o resultado obtido se for possível

a)5/3+2/3
b)1/4+2/4
c)3/5+6/5
d)7/4-6/4
e)6/7-4/7
f)7/3+2/3+1/3
g)1/7+2/7+11/7
h)7/5-3/5-1/5
i)3/5+2/5-1/5
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Answer 1

Resposta:

a)7/3

b)3/4

c)9/5

d)1/4

e)2/7

f)10/3

g)14/7 = 2

h)3/5

i)4/5

Answer 2

Resposta:

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

b)1/4+2/4 = 3/4

c)3/5+6/5 = 9/5

d)7/4-6/4 = 1/4

e)6/7-4/7 = 2/7

f)7/3+2/3+1/3 = 10/3

g)1/7+2/7+11/7 = 14/7 = 2/1 ou somente 2

h)7/5-3/5-1/5 = 3/5

i)3/5+2/5-1/5 = 4/5

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Espero ter ajudado

Explicação passo-a-passo: