3/7 + 2/3 – 2/7=dijawab dng​

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3/7 + 2/3 – 2/7=dijawab dng​

3/7 + 2/3 – 2/7

= 9/21 + 14/21 – 6/21 –»(Samakan penyebutnya)

= 17/21

frac{3}{7} + frac{2}{3} -frac{2}{7}\frac{9}{21} + frac{14}{21} -frac{6}{21}\frac{17}{21}