Answers

Subtract 2/21 from 98/72

1^st number: 1 26/72, 2^nd number: 2/21

98/72 - 2/21 is 319/252.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 21 is 504
   
   Next, find the equivalent fraction of both fractional numbers with denominator 504
2. For the 1st fraction, since 72 × 7 = 504,
   98/72 = 98 × 7/72 × 7 = 686/504
3. Likewise, for the 2nd fraction, since 21 × 24 = 504,
   2/21 = 2 × 24/21 × 24 = 48/504
4. Subtract the two like fractions:
   686/504 - 48/504 = 686 - 48/504 = 638/504
5. After reducing the fraction, the answer is 319/252
6. In mixed form: 167/252

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