Answers

Subtract 9/10 from 6/9

6/9 - 9/10 is -7/30.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 9 and 10 is 90
2. For the 1st fraction, since 9 × 10 = 90,
   6/9 = 6 × 10/9 × 10 = 60/90
3. Likewise, for the 2nd fraction, since 10 × 9 = 90,
   9/10 = 9 × 9/10 × 9 = 81/90
4. Subtract the two fractions:
   60/90 - 81/90 = 60 - 81/90 = -21/90
5. After reducing the fraction, the answer is -7/30

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