Answers

Add 28/56 and 48/30

1^st number: 28/56, 2^nd number: 1 18/30

28/56 + 48/30 is 21/10.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 56 and 30 is 840
   
   Next, find the equivalent fraction of both fractional numbers with denominator 840
2. For the 1st fraction, since 56 × 15 = 840,
   28/56 = 28 × 15/56 × 15 = 420/840
3. Likewise, for the 2nd fraction, since 30 × 28 = 840,
   48/30 = 48 × 28/30 × 28 = 1344/840
4. Add the two like fractions:
   420/840 + 1344/840 = 420 + 1344/840 = 1764/840
5. 1764/840 simplified gives 21/10
6. So, 28/56 + 48/30 = 21/10
   In mixed form: 21/10

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