Answers

Add 72/28 and 98/4

1^st number: 2 16/28, 2^nd number: 24 2/4

72/28 + 98/4 is 379/14.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 28 and 4 is 28
   
   Next, find the equivalent fraction of both fractional numbers with denominator 28
2. For the 1st fraction, since 28 × 1 = 28,
   72/28 = 72 × 1/28 × 1 = 72/28
3. Likewise, for the 2nd fraction, since 4 × 7 = 28,
   98/4 = 98 × 7/4 × 7 = 686/28
4. Add the two like fractions:
   72/28 + 686/28 = 72 + 686/28 = 758/28
5. 758/28 simplified gives 379/14
6. So, 72/28 + 98/4 = 379/14
   In mixed form: 271/14

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