Answers

Add 48/28 and 90/18

1^st number: 1 20/28, 2^nd number: 5 0/18

48/28 + 90/18 is 47/7.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 28 and 18 is 252
   
   Next, find the equivalent fraction of both fractional numbers with denominator 252
2. For the 1st fraction, since 28 × 9 = 252,
   48/28 = 48 × 9/28 × 9 = 432/252
3. Likewise, for the 2nd fraction, since 18 × 14 = 252,
   90/18 = 90 × 14/18 × 14 = 1260/252
4. Add the two like fractions:
   432/252 + 1260/252 = 432 + 1260/252 = 1692/252
5. 1692/252 simplified gives 47/7
6. So, 48/28 + 90/18 = 47/7
   In mixed form: 65/7

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