SOLUTION: Solve question: Find the sum and the product of the mixed numbers 9/4 and 9/5. What do you notice?

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Question 1016348: Solve question:
Find the sum and the product of the mixed numbers 9/4 and 9/5. What do you notice?
Found 2 solutions by addingup, fractalier:
Answer by addingup(3677) About Me  (Show Source):
You can put this solution on YOUR website!
Both ways you get 81/20. You do it, I did it in my head.

Answer by fractalier(6550) About Me  (Show Source):
You can put this solution on YOUR website!
Well, let's look at it and see...
9%2F4+%2B+9%2F5+=+45%2F20+%2B+36%2F20+=+81%2F20
and
9%2F4+%2A+9%2F5+=+81%2F20
Now isn't that cool?