Answers

Add 48/72 and 28/12

1^st number: 48/72, 2^nd number: 2 4/12

48/72 + 28/12 is 3/1.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 12 is 72
   
   Next, find the equivalent fraction of both fractional numbers with denominator 72
2. For the 1st fraction, since 72 × 1 = 72,
   48/72 = 48 × 1/72 × 1 = 48/72
3. Likewise, for the 2nd fraction, since 12 × 6 = 72,
   28/12 = 28 × 6/12 × 6 = 168/72
4. Add the two like fractions:
   48/72 + 168/72 = 48 + 168/72 = 216/72
5. 216/72 simplified gives 3/1
6. So, 48/72 + 28/12 = 3/1

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