Answers

Add 21/10 and 56/54

1^st number: 2 1/10, 2^nd number: 1 2/54

21/10 + 56/54 is 847/270.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 10 and 54 is 270
   
   Next, find the equivalent fraction of both fractional numbers with denominator 270
2. For the 1st fraction, since 10 × 27 = 270,
   21/10 = 21 × 27/10 × 27 = 567/270
3. Likewise, for the 2nd fraction, since 54 × 5 = 270,
   56/54 = 56 × 5/54 × 5 = 280/270
4. Add the two like fractions:
   567/270 + 280/270 = 567 + 280/270 = 847/270
5. So, 21/10 + 56/54 = 847/270
   In mixed form: 337/270

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