Answers

Add 75/72 and 63/8

1^st number: 1 3/72, 2^nd number: 7 7/8

75/72 + 63/8 is 107/12.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 8 is 72
   
   Next, find the equivalent fraction of both fractional numbers with denominator 72
2. For the 1st fraction, since 72 × 1 = 72,
   75/72 = 75 × 1/72 × 1 = 75/72
3. Likewise, for the 2nd fraction, since 8 × 9 = 72,
   63/8 = 63 × 9/8 × 9 = 567/72
4. Add the two like fractions:
   75/72 + 567/72 = 75 + 567/72 = 642/72
5. 642/72 simplified gives 107/12
6. So, 75/72 + 63/8 = 107/12
   In mixed form: 811/12

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