Answers

Add 90/49 and 4/72

1^st number: 1 41/49, 2^nd number: 4/72

90/49 + 4/72 is 1669/882.

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,
   90/49 = 90 × 72/49 × 72 = 6480/3528
3. Likewise, for the 2nd fraction, since 72 × 49 = 3528,
   4/72 = 4 × 49/72 × 49 = 196/3528
4. Add the two like fractions:
   6480/3528 + 196/3528 = 6480 + 196/3528 = 6676/3528
5. 6676/3528 simplified gives 1669/882
6. So, 90/49 + 4/72 = 1669/882
   In mixed form: 1787/882

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