Answers

Subtract 8/7 from 4/9

1^st number: 4/9, 2^nd number: 1 1/7

4/9 - 8/7 is -44/63.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 9 and 7 is 63
   
   Next, find the equivalent fraction of both fractional numbers with denominator 63
2. For the 1st fraction, since 9 × 7 = 63,
   4/9 = 4 × 7/9 × 7 = 28/63
3. Likewise, for the 2nd fraction, since 7 × 9 = 63,
   8/7 = 8 × 9/7 × 9 = 72/63
4. Subtract the two like fractions:
   28/63 - 72/63 = 28 - 72/63 = -44/63

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