Answers

Add 24/72 and 28/16

1^st number: 24/72, 2^nd number: 1 12/16

24/72 + 28/16 is 25/12.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 16 is 144
   
   Next, find the equivalent fraction of both fractional numbers with denominator 144
2. For the 1st fraction, since 72 × 2 = 144,
   24/72 = 24 × 2/72 × 2 = 48/144
3. Likewise, for the 2nd fraction, since 16 × 9 = 144,
   28/16 = 28 × 9/16 × 9 = 252/144
4. Add the two like fractions:
   48/144 + 252/144 = 48 + 252/144 = 300/144
5. 300/144 simplified gives 25/12
6. So, 24/72 + 28/16 = 25/12
   In mixed form: 21/12

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