Answers

Add 28/56 and 54/15

1^st number: 28/56, 2^nd number: 3 9/15

28/56 + 54/15 is 41/10.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 56 and 15 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 15 × 56 = 840,
   54/15 = 54 × 56/15 × 56 = 3024/840
4. Add the two like fractions:
   420/840 + 3024/840 = 420 + 3024/840 = 3444/840
5. 3444/840 simplified gives 41/10
6. So, 28/56 + 54/15 = 41/10
   In mixed form: 41/10

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