Answers

Subtract 10/9 from 2/7

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

2/7 - 10/9 is -52/63.

Steps for subtracting 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,
   2/7 = 2 × 9/7 × 9 = 18/63
3. Likewise, for the 2nd fraction, since 9 × 7 = 63,
   10/9 = 10 × 7/9 × 7 = 70/63
4. Subtract the two fractions:
   18/63 - 70/63 = 18 - 70/63 = -52/63

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