Answers

Add 10/54 and 56/21

1^st number: 10/54, 2^nd number: 2 14/21

10/54 + 56/21 is 77/27.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 54 and 21 is 378
   
   Next, find the equivalent fraction of both fractional numbers with denominator 378
2. For the 1st fraction, since 54 × 7 = 378,
   10/54 = 10 × 7/54 × 7 = 70/378
3. Likewise, for the 2nd fraction, since 21 × 18 = 378,
   56/21 = 56 × 18/21 × 18 = 1008/378
4. Add the two like fractions:
   70/378 + 1008/378 = 70 + 1008/378 = 1078/378
5. 1078/378 simplified gives 77/27
6. So, 10/54 + 56/21 = 77/27
   In mixed form: 223/27

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