Answers

Add 15/25 and 56/54

1^st number: 15/25, 2^nd number: 1 2/54

15/25 + 56/54 is 221/135.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 25 and 54 is 1350
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1350
2. For the 1st fraction, since 25 × 54 = 1350,
   15/25 = 15 × 54/25 × 54 = 810/1350
3. Likewise, for the 2nd fraction, since 54 × 25 = 1350,
   56/54 = 56 × 25/54 × 25 = 1400/1350
4. Add the two like fractions:
   810/1350 + 1400/1350 = 810 + 1400/1350 = 2210/1350
5. 2210/1350 simplified gives 221/135
6. So, 15/25 + 56/54 = 221/135
   In mixed form: 186/135

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