Question

answer 12th question give me step by step explanation ​

Answer 1

Step-by-step explanation:

1. 1/18+1/18=2/18=1/9
2. 12/15-7/15=5/15=1/3

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Answer 2

Answer:

one 2/18 because 1+1/18 and 18 do

19/15 because denominator are same they are combined