Answers

Subtract 63/98 from 42/25

1^st number: 1 17/25, 2^nd number: 63/98

42/25 - 63/98 is 363/350.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 25 and 98 is 2450
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2450
2. For the 1st fraction, since 25 × 98 = 2450,
   42/25 = 42 × 98/25 × 98 = 4116/2450
3. Likewise, for the 2nd fraction, since 98 × 25 = 2450,
   63/98 = 63 × 25/98 × 25 = 1575/2450
4. Subtract the two like fractions:
   4116/2450 - 1575/2450 = 4116 - 1575/2450 = 2541/2450
5. After reducing the fraction, the answer is 363/350
6. In mixed form: 113/350

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