Answers

Add 30/9 and 45/28

1^st number: 3 3/9, 2^nd number: 1 17/28

30/9 + 45/28 is 415/84.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 9 and 28 is 252
2. For the 1st fraction, since 9 × 28 = 252,
   30/9 = 30 × 28/9 × 28 = 840/252
3. Likewise, for the 2nd fraction, since 28 × 9 = 252,
   45/28 = 45 × 9/28 × 9 = 405/252
4. Add the two fractions:
   840/252 + 405/252 = 840 + 405/252 = 1245/252
5. After reducing the fraction, the answer is 415/84
6. In mixed form: 479/84

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