SOLUTION: The reciprocal of 4 plus the reciprocal of 7 is the reciprocal of what number?

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Question 236078: The reciprocal of 4 plus the reciprocal of 7 is the reciprocal of what number?
Answer by ankor@dixie-net.com(22740) About Me  (Show Source):
You can put this solution on YOUR website!
The reciprocal of 4 plus the reciprocal of 7 is the reciprocal of what number?
:
1%2F4 + 1%2F7 =
The common denominator, in this case is 4*7, 28:
7%2F28 + 4%2F28 = 11%2F28
So it is the reciprocal of 28%2F11