SOLUTION: what should be madded to 5 4/7 to get 15

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Question 747440:

what should be madded to 5 4/7 to get 15
Answer by checkley79(3341) About Me  (Show Source):
You can put this solution on YOUR website!
15-5 4/7
15-(7*5+4)/7
15-(35+4)/7
15-39/7
(15*7-39)/7
(105-39)/7
66/7=9 3/7 ANS