Answers

Add 49/28 and 6/90

1^st number: 1 21/28, 2^nd number: 6/90

49/28 + 6/90 is 109/60.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 28 and 90 is 1260
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1260
2. For the 1st fraction, since 28 × 45 = 1260,
   49/28 = 49 × 45/28 × 45 = 2205/1260
3. Likewise, for the 2nd fraction, since 90 × 14 = 1260,
   6/90 = 6 × 14/90 × 14 = 84/1260
4. Add the two like fractions:
   2205/1260 + 84/1260 = 2205 + 84/1260 = 2289/1260
5. 2289/1260 simplified gives 109/60
6. So, 49/28 + 6/90 = 109/60
   In mixed form: 149/60

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