Answers

Subtract 6/9 from 9/7

1^st number: 1 2/7, 2^nd number: 6/9

9/7 - 6/9 is 13/21.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 7 and 9 is 63
   
   Next, find the equivalent fraction of both fractional numbers with denominator 63
2. For the 1st fraction, since 7 × 9 = 63,
   9/7 = 9 × 9/7 × 9 = 81/63
3. Likewise, for the 2nd fraction, since 9 × 7 = 63,
   6/9 = 6 × 7/9 × 7 = 42/63
4. Subtract the two like fractions:
   81/63 - 42/63 = 81 - 42/63 = 39/63
5. After reducing the fraction, the answer is 13/21

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