SOLUTION: how do you figure 3 1/2 - 2/3

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Question 888611: how do you figure 3 1/2 - 2/3
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
Borrow! The 1%2F2 is too small to remove 2%2F3 from it, but the 3 is big enough to give 1 over to the 1%2F2.

3%263%2F6-4%2F6, when rewritten for common denominator;
2%2B%286%2F6%2B3%2F6%29-4%2F6, the borrowing from the 3.

Continue from there and then simplify.