Answers

Add 50/49 and 20/72

1^st number: 1 1/49, 2^nd number: 20/72

50/49 + 20/72 is 1145/882.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 49 and 72 is 3528
   
   Next, find the equivalent fraction of both fractional numbers with denominator 3528
2. For the 1st fraction, since 49 × 72 = 3528,
   50/49 = 50 × 72/49 × 72 = 3600/3528
3. Likewise, for the 2nd fraction, since 72 × 49 = 3528,
   20/72 = 20 × 49/72 × 49 = 980/3528
4. Add the two like fractions:
   3600/3528 + 980/3528 = 3600 + 980/3528 = 4580/3528
5. 4580/3528 simplified gives 1145/882
6. So, 50/49 + 20/72 = 1145/882
   In mixed form: 1263/882

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