Answers

Subtract 49/10 from 25/63

1^st number: 25/63, 2^nd number: 4 9/10

25/63 - 49/10 is -2837/630.

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,
   25/63 = 25 × 10/63 × 10 = 250/630
3. Likewise, for the 2nd fraction, since 10 × 63 = 630,
   49/10 = 49 × 63/10 × 63 = 3087/630
4. Subtract the two like fractions:
   250/630 - 3087/630 = 250 - 3087/630 = -2837/630

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