Answers

Add 80/49 and 4/63

1^st number: 1 31/49, 2^nd number: 4/63

80/49 + 4/63 is 748/441.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 49 and 63 is 441
   
   Next, find the equivalent fraction of both fractional numbers with denominator 441
2. For the 1st fraction, since 49 × 9 = 441,
   80/49 = 80 × 9/49 × 9 = 720/441
3. Likewise, for the 2nd fraction, since 63 × 7 = 441,
   4/63 = 4 × 7/63 × 7 = 28/441
4. Add the two like fractions:
   720/441 + 28/441 = 720 + 28/441 = 748/441
5. So, 80/49 + 4/63 = 748/441
   In mixed form: 1307/441

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