Answers

Add 90/27 and 60/48

1^st number: 3 9/27, 2^nd number: 1 12/48

90/27 + 60/48 is 55/12.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 27 and 48 is 432
   
   Next, find the equivalent fraction of both fractional numbers with denominator 432
2. For the 1st fraction, since 27 × 16 = 432,
   90/27 = 90 × 16/27 × 16 = 1440/432
3. Likewise, for the 2nd fraction, since 48 × 9 = 432,
   60/48 = 60 × 9/48 × 9 = 540/432
4. Add the two like fractions:
   1440/432 + 540/432 = 1440 + 540/432 = 1980/432
5. 1980/432 simplified gives 55/12
6. So, 90/27 + 60/48 = 55/12
   In mixed form: 47/12

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