hasil dri 5 per 7 + 3 1 per enam ÷ 3 per enam adalah a 7 1 per 21 b 7 2 per 21 c 7 3 per 21 d 7 4 per 21
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[tex] \frac{5}{7} + 3 \frac{1}{6} \div \frac{3}{6} \\ \\ = \frac{5}{7} + \frac{19}{6} \div \frac{1}{2} \\ \\ = \frac{5}{7} + \frac{19}{6} \times \frac{2}{1} \\ \\ = \frac{5}{7} + \frac{38}{6} \\ \\ = \frac{30 + 266}{42} \\ \\ = \frac{296}{42} \\ \\ = 7 \frac{2}{42} \\ \\ = 7 \frac{1}{21} [/tex]
[tex]{ \color{lavender}{ \underbrace{ \huge{ \bold{ \color{grey}{mas \: ryan < 3 }}}}}}[/tex]
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