Answers

Add 84/28 and 7/30

1^st number: 3 0/28, 2^nd number: 7/30

84/28 + 7/30 is 97/30.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 28 and 30 is 420
   
   Next, find the equivalent fraction of both fractional numbers with denominator 420
2. For the 1st fraction, since 28 × 15 = 420,
   84/28 = 84 × 15/28 × 15 = 1260/420
3. Likewise, for the 2nd fraction, since 30 × 14 = 420,
   7/30 = 7 × 14/30 × 14 = 98/420
4. Add the two like fractions:
   1260/420 + 98/420 = 1260 + 98/420 = 1358/420
5. 1358/420 simplified gives 97/30
6. So, 84/28 + 7/30 = 97/30
   In mixed form: 37/30

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