Answers

Add 49/21 and 49/54

1^st number: 2 7/21, 2^nd number: 49/54

49/21 + 49/54 is 175/54.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 21 and 54 is 378
   
   Next, find the equivalent fraction of both fractional numbers with denominator 378
2. For the 1st fraction, since 21 × 18 = 378,
   49/21 = 49 × 18/21 × 18 = 882/378
3. Likewise, for the 2nd fraction, since 54 × 7 = 378,
   49/54 = 49 × 7/54 × 7 = 343/378
4. Add the two like fractions:
   882/378 + 343/378 = 882 + 343/378 = 1225/378
5. 1225/378 simplified gives 175/54
6. So, 49/21 + 49/54 = 175/54
   In mixed form: 313/54

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