Answers

Add 42/30 and 15/48

1^st number: 1 12/30, 2^nd number: 15/48

42/30 + 15/48 is 137/80.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 30 and 48 is 240
   
   Next, find the equivalent fraction of both fractional numbers with denominator 240
2. For the 1st fraction, since 30 × 8 = 240,
   42/30 = 42 × 8/30 × 8 = 336/240
3. Likewise, for the 2nd fraction, since 48 × 5 = 240,
   15/48 = 15 × 5/48 × 5 = 75/240
4. Add the two like fractions:
   336/240 + 75/240 = 336 + 75/240 = 411/240
5. 411/240 simplified gives 137/80
6. So, 42/30 + 15/48 = 137/80
   In mixed form: 157/80

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