(-2)/(-3)+(4)/(7) - addition of fractions

Solution for the given fractions

• -2/(-3) + 4/7 = ?
• The common denominator of the two fractions is: 21
• -2/(-3) = (-7*(-2))/(-7*(-3)) = 14/21
• 4/7 = (3*4)/(3*7) = 12/21
• Fractions adjusted to a common denominator
• -2/(-3) + 4/7 = 14/21 + 12/21
• 14/21 + 12/21 = (12+14)/21
• (12+14)/21 = 26/21

Solution for the given fractions

$ -\frac{2}{(-3)} +\frac{ 4}{7 }=? $

The common denominator of the two fractions is: 21

$ -\frac{2}{(-3)} = \frac{(-7*(-2))}{(-7*(-3))} =\frac{ 14}{21} $

$ \frac{4}{7 }= \frac{(3*4)}{(3*7)} =\frac{ 12}{21} $

Fractions adjusted to a common denominator

$ -\frac{2}{(-3)} +\frac{ 4}{7 }=\frac{ 14}{21 }+\frac{ 12}{21} $

$ \frac{14}{21 }+\frac{ 12}{21 }= \frac{(12+14)}{21} $

$ \frac{(12+14)}{21 }=\frac{ 26}{21} $

$ $

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