xomarmar
xomarmar
19-01-2016
Mathematics
contestada
How do I solve 7 1/3+5 3/5
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bookishfairy73
bookishfairy73
19-01-2016
Answer: = 22/3 + 28/5 = ((22 × 5) + (28 × 3)) / (3 × 5) = (110 + 84) / 15 = 194/15 = 194/15 = 12 14/15 .Adding Mixed Numbers: Convert the mixed numbers into fractions. Use the algebraic formula for addition of fractions: a/b + c/d = (ad + bc) / bd.
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Billymkhoi
Billymkhoi
19-01-2016
7 1/3+ 5 3/5
= 22/3+ 28/5
= 110/15+ 84/15 (common denominator is 15)
= 194/15
= (180+ 14)/15
= 180/15+ 14/15
= 12+ 14/15
= 12 14/15
The final answer is 12 14/15
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