Answers

Add 90/42 and 98/63

1^st number: 2 6/42, 2^nd number: 1 35/63

90/42 + 98/63 is 233/63.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 63 is 126
   
   Next, find the equivalent fraction of both fractional numbers with denominator 126
2. For the 1st fraction, since 42 × 3 = 126,
   90/42 = 90 × 3/42 × 3 = 270/126
3. Likewise, for the 2nd fraction, since 63 × 2 = 126,
   98/63 = 98 × 2/63 × 2 = 196/126
4. Add the two like fractions:
   270/126 + 196/126 = 270 + 196/126 = 466/126
5. 466/126 simplified gives 233/63
6. So, 90/42 + 98/63 = 233/63
   In mixed form: 344/63

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