Answers

Add 63/9 and 4/72

1^st number: 7 0/9, 2^nd number: 4/72

63/9 + 4/72 is 127/18.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 9 and 72 is 72
   
   Next, find the equivalent fraction of both fractional numbers with denominator 72
2. For the 1st fraction, since 9 × 8 = 72,
   63/9 = 63 × 8/9 × 8 = 504/72
3. Likewise, for the 2nd fraction, since 72 × 1 = 72,
   4/72 = 4 × 1/72 × 1 = 4/72
4. Add the two like fractions:
   504/72 + 4/72 = 504 + 4/72 = 508/72
5. 508/72 simplified gives 127/18
6. So, 63/9 + 4/72 = 127/18
   In mixed form: 71/18

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