Answers

Add 15/28 and 54/7

1^st number: 15/28, 2^nd number: 7 5/7

15/28 + 54/7 is 33/4.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 28 and 7 is 28
   
   Next, find the equivalent fraction of both fractional numbers with denominator 28
2. For the 1st fraction, since 28 × 1 = 28,
   15/28 = 15 × 1/28 × 1 = 15/28
3. Likewise, for the 2nd fraction, since 7 × 4 = 28,
   54/7 = 54 × 4/7 × 4 = 216/28
4. Add the two like fractions:
   15/28 + 216/28 = 15 + 216/28 = 231/28
5. 231/28 simplified gives 33/4
6. So, 15/28 + 54/7 = 33/4
   In mixed form: 81/4

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