SOLUTION: add (13/10r)+(11/4r)

Question 468499: add (13/10r)+(11/4r)
Found 2 solutions by algebrahouse.com, rfer:
Answer by algebrahouse.com(1659) (Show Source): You can put this solution on YOUR website!
3/10r + 11/4r
= 6/20r + 55/20r {got a common denominator, 20r, to add the fractions}
= 71/20r {combined numerators over common denominator}

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Answer by rfer(16322) (Show Source): You can put this solution on YOUR website!
26/20r+55/20r=81/20r=4 1/20r
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