Answers

Add 21/24 and 25/18

1^st number: 21/24, 2^nd number: 1 7/18

21/24 + 25/18 is 163/72.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 24 and 18 is 72
   
   Next, find the equivalent fraction of both fractional numbers with denominator 72
2. For the 1st fraction, since 24 × 3 = 72,
   21/24 = 21 × 3/24 × 3 = 63/72
3. Likewise, for the 2nd fraction, since 18 × 4 = 72,
   25/18 = 25 × 4/18 × 4 = 100/72
4. Add the two like fractions:
   63/72 + 100/72 = 63 + 100/72 = 163/72
5. So, 21/24 + 25/18 = 163/72
   In mixed form: 219/72

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