Answers

Add 72/63 and 7/49

1^st number: 1 9/63, 2^nd number: 7/49

72/63 + 7/49 is 9/7.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 49 is 441
   
   Next, find the equivalent fraction of both fractional numbers with denominator 441
2. For the 1st fraction, since 63 × 7 = 441,
   72/63 = 72 × 7/63 × 7 = 504/441
3. Likewise, for the 2nd fraction, since 49 × 9 = 441,
   7/49 = 7 × 9/49 × 9 = 63/441
4. Add the two like fractions:
   504/441 + 63/441 = 504 + 63/441 = 567/441
5. 567/441 simplified gives 9/7
6. So, 72/63 + 7/49 = 9/7
   In mixed form: 12/7

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