Answers

Add 25/12 and 36/21

1^st number: 2 1/12, 2^nd number: 1 15/21

25/12 + 36/21 is 319/84.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 12 and 21 is 84
   
   Next, find the equivalent fraction of both fractional numbers with denominator 84
2. For the 1st fraction, since 12 × 7 = 84,
   25/12 = 25 × 7/12 × 7 = 175/84
3. Likewise, for the 2nd fraction, since 21 × 4 = 84,
   36/21 = 36 × 4/21 × 4 = 144/84
4. Add the two like fractions:
   175/84 + 144/84 = 175 + 144/84 = 319/84
5. So, 25/12 + 36/21 = 319/84
   In mixed form: 367/84

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