Answers

Add 90/28 and 30/48

1^st number: 3 6/28, 2^nd number: 30/48

90/28 + 30/48 is 215/56.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 28 and 48 is 336
   
   Next, find the equivalent fraction of both fractional numbers with denominator 336
2. For the 1st fraction, since 28 × 12 = 336,
   90/28 = 90 × 12/28 × 12 = 1080/336
3. Likewise, for the 2nd fraction, since 48 × 7 = 336,
   30/48 = 30 × 7/48 × 7 = 210/336
4. Add the two like fractions:
   1080/336 + 210/336 = 1080 + 210/336 = 1290/336
5. 1290/336 simplified gives 215/56
6. So, 90/28 + 30/48 = 215/56
   In mixed form: 347/56

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