Answers

Add 63/72 and 42/28

1^st number: 63/72, 2^nd number: 1 14/28

63/72 + 42/28 is 19/8.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 28 is 504
   
   Next, find the equivalent fraction of both fractional numbers with denominator 504
2. For the 1st fraction, since 72 × 7 = 504,
   63/72 = 63 × 7/72 × 7 = 441/504
3. Likewise, for the 2nd fraction, since 28 × 18 = 504,
   42/28 = 42 × 18/28 × 18 = 756/504
4. Add the two like fractions:
   441/504 + 756/504 = 441 + 756/504 = 1197/504
5. 1197/504 simplified gives 19/8
6. So, 63/72 + 42/28 = 19/8
   In mixed form: 23/8

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