(1)/(12)+(1)/(15) - addition of fractions

Solution for the given fractions

• 1/12 + 1/15 = ?
• The common denominator of the two fractions is: 60
• 1/12 = (1*5)/(5*12) = 5/60
• 1/15 = (1*4)/(4*15) = 4/60
• Fractions adjusted to a common denominator
• 1/12 + 1/15 = 5/60 + 4/60
• 5/60 + 4/60 = (4+5)/60
• (4+5)/60 = 9/60
• 9/60 = 3/20

Solution for the given fractions

$ \frac{1}{12 }+\frac{ 1}{15 }=? $

The common denominator of the two fractions is: 60

$ \frac{1}{12 }= \frac{(1*5)}{(5*12)} =\frac{ 5}{60} $

$ \frac{1}{15 }= \frac{(1*4)}{(4*15)} =\frac{ 4}{60} $

Fractions adjusted to a common denominator

$ \frac{1}{12 }+\frac{ 1}{15 }=\frac{ 5}{60 }+\frac{ 4}{60} $

$ \frac{5}{60 }+\frac{ 4}{60 }= \frac{(4+5)}{60} $

$ \frac{(4+5)}{60 }=\frac{ 9}{60} $

$ \frac{9}{60 }=\frac{ 3}{20} $

$ $

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