Answers

Add 1/7 and 7/9

1/7 + 7/9 is 58/63.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 7 and 9 is 63
2. For the 1st fraction, since 7 × 9 = 63,
   1/7 = 1 × 9/7 × 9 = 9/63
3. Likewise, for the 2nd fraction, since 9 × 7 = 63,
   7/9 = 7 × 7/9 × 7 = 49/63
4. Add the two fractions:
   9/63 + 49/63 = 9 + 49/63 = 58/63

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