5 1/9 minus 2 5/6 can be solved by changing the 9 and 6 to a common denominator of 18.
5 2/18 minus 2 15/18 is your new problem.
Now you need to borrow from the 5 to make 2/18 large enough to subtract 15/18.
4 20/18 minus 2 15/18 is your new problem.
Now you subtract the whole numbers and then then numerators of the fractions.
2 5/18 is your answer.
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