Answers

Subtract 25/10 from 80/63

1^st number: 1 17/63, 2^nd number: 2 5/10

80/63 - 25/10 is -155/126.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 10 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 63 × 10 = 630,
   80/63 = 80 × 10/63 × 10 = 800/630
3. Likewise, for the 2nd fraction, since 10 × 63 = 630,
   25/10 = 25 × 63/10 × 63 = 1575/630
4. Subtract the two like fractions:
   800/630 - 1575/630 = 800 - 1575/630 = -775/630
5. After reducing the fraction, the answer is -155/126

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