Answers

Add 28/15 and 54/35

1^st number: 1 13/15, 2^nd number: 1 19/35

28/15 + 54/35 is 358/105.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 15 and 35 is 105
   
   Next, find the equivalent fraction of both fractional numbers with denominator 105
2. For the 1st fraction, since 15 × 7 = 105,
   28/15 = 28 × 7/15 × 7 = 196/105
3. Likewise, for the 2nd fraction, since 35 × 3 = 105,
   54/35 = 54 × 3/35 × 3 = 162/105
4. Add the two like fractions:
   196/105 + 162/105 = 196 + 162/105 = 358/105
5. So, 28/15 + 54/35 = 358/105
   In mixed form: 343/105

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