Answer to Question #254346 in Algebra for elisa

Question #254346

Question 7 Work out the following:

a) 3/4 - 7/9 + 2/3= 69/108 =

Expert's answer

"\\frac{3}{4}-\\frac{7}{9}+\\frac{2}{3}=\\frac{81}{108}-\\frac{84}{108}+\\frac{72}{108}=\\frac{81-84+72}{108}=\\frac{69}{108}=\\frac{23}{36}"

Answer: "\\frac{23}{36}"

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