Answers

Add 30/84 and 72/7

1^st number: 30/84, 2^nd number: 10 2/7

30/84 + 72/7 is 149/14.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 7 is 84
   
   Next, find the equivalent fraction of both fractional numbers with denominator 84
2. For the 1st fraction, since 84 × 1 = 84,
   30/84 = 30 × 1/84 × 1 = 30/84
3. Likewise, for the 2nd fraction, since 7 × 12 = 84,
   72/7 = 72 × 12/7 × 12 = 864/84
4. Add the two like fractions:
   30/84 + 864/84 = 30 + 864/84 = 894/84
5. 894/84 simplified gives 149/14
6. So, 30/84 + 72/7 = 149/14
   In mixed form: 109/14

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