Answers

Subtract 8/10 from 3/7

3/7 - 8/10 is -13/35.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 7 and 10 is 70
2. For the 1st fraction, since 7 × 10 = 70,
   3/7 = 3 × 10/7 × 10 = 30/70
3. Likewise, for the 2nd fraction, since 10 × 7 = 70,
   8/10 = 8 × 7/10 × 7 = 56/70
4. Subtract the two fractions:
   30/70 - 56/70 = 30 - 56/70 = -26/70
5. After reducing the fraction, the answer is -13/35

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