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\"\"

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Write the mixed numbers into improper fraction.

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The improper fraction of   \"\" (\"\")

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The improper fraction of \"\"\"\"

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To add fractions the denominators must be equal.

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Find the least common denominator (LCD).

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Multiples of 7:7,14,21,28,35,42,49,56,63.....

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Multiples of 9: 9,18,27,36,45,54,63,72,81..... \ \

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The least common multiple of 7 and 9 is 63.

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Rewrite each fraction with a common denominator of 63.

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\"\"

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\"\"\"\" Rewrite Rewrite fractions using the LCD 63.

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\"\"

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\"\"

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\"\"                          (Add:  \"\")\"\"

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The value of the expression is \"\".

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