Answers

Subtract 25/63 from 98/18

1^st number: 5 8/18, 2^nd number: 25/63

98/18 - 25/63 is 106/21.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 18 and 63 is 126
   
   Next, find the equivalent fraction of both fractional numbers with denominator 126
2. For the 1st fraction, since 18 × 7 = 126,
   98/18 = 98 × 7/18 × 7 = 686/126
3. Likewise, for the 2nd fraction, since 63 × 2 = 126,
   25/63 = 25 × 2/63 × 2 = 50/126
4. Subtract the two like fractions:
   686/126 - 50/126 = 686 - 50/126 = 636/126
5. After reducing the fraction, the answer is 106/21
6. In mixed form: 51/21

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