(-2)/(10)+(13)/(20) - add fractions

Solution for the given fractions

• -2/10 + 13/20 = ?
• The common denominator of the two fractions is: 20
• -2/10 = (-2*2)/(2*10) = -4/20
• 13/20 = (1*13)/(1*20) = 13/20
• Fractions adjusted to a common denominator
• -2/10 + 13/20 = -4/20 + 13/20
• -4/20 + 13/20 = (13-4)/20
• (13-4)/20 = 9/20

Solution for the given fractions

$ -\frac{2}{10 }+\frac{ 13}{20 }=? $

The common denominator of the two fractions is: 20

$ -\frac{2}{10 }= \frac{(-2*2)}{(2*10)} = -\frac{4}{20} $

$ \frac{13}{20 }= \frac{(1*13)}{(1*20)} =\frac{ 13}{20} $

Fractions adjusted to a common denominator

$ -\frac{2}{10 }+\frac{ 13}{20 }= -\frac{4}{20 }+\frac{ 13}{20} $

$ -\frac{4}{20 }+\frac{ 13}{20 }= \frac{(13-4)}{20} $

$ \frac{(13-4)}{20 }=\frac{ 9}{20} $

$ $

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