Answers

Subtract 25/9 from 5/7

1^st number: 5/7, 2^nd number: 2 7/9

5/7 - 25/9 is -130/63.

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,
   5/7 = 5 × 9/7 × 9 = 45/63
3. Likewise, for the 2nd fraction, since 9 × 7 = 63,
   25/9 = 25 × 7/9 × 7 = 175/63
4. Subtract the two like fractions:
   45/63 - 175/63 = 45 - 175/63 = -130/63

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