Question

efetue as operações a) 2/9 + 1/9 + 5/9
b)8/10-5/10
c)2/7+5/14-1/2
d)21/25-3/5+5/2
e)5/9+1/3+5/6 por favor preciso pra agora
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Answer 1

a) 8/9
b) 3/10
c) 1/7
d) 137/50
e) 31/18