Question 408265
Write as a mixed number if possible. 
15 4/15 + 5 5/6
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(225+4)/15 + (30+5)/6
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lcd = 30
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= (2*229)/30 + (5*35)/30
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= (458+175)/30
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= (633/30)
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= 211/10
= 21 1/10

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Cheers,
Stan H.