Question

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Answer 1

Resposta:

Explicação passo-a-passo:

a)1/3 + 2/5 =11/15

b)7/2 + 2/3 =25/6

c) 2 + 1/4=9/4

i)3/2 + 2/3=13/6

k)7/12 + 5 /18= 31/36