Answers

Add 98/36 and 54/21

1^st number: 2 26/36, 2^nd number: 2 12/21

98/36 + 54/21 is 667/126.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 36 and 21 is 252
   
   Next, find the equivalent fraction of both fractional numbers with denominator 252
2. For the 1st fraction, since 36 × 7 = 252,
   98/36 = 98 × 7/36 × 7 = 686/252
3. Likewise, for the 2nd fraction, since 21 × 12 = 252,
   54/21 = 54 × 12/21 × 12 = 648/252
4. Add the two like fractions:
   686/252 + 648/252 = 686 + 648/252 = 1334/252
5. 1334/252 simplified gives 667/126
6. So, 98/36 + 54/21 = 667/126
   In mixed form: 537/126

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