Answers

Add 90/63 and 56/18

1^st number: 1 27/63, 2^nd number: 3 2/18

90/63 + 56/18 is 286/63.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 18 is 126
   
   Next, find the equivalent fraction of both fractional numbers with denominator 126
2. For the 1st fraction, since 63 × 2 = 126,
   90/63 = 90 × 2/63 × 2 = 180/126
3. Likewise, for the 2nd fraction, since 18 × 7 = 126,
   56/18 = 56 × 7/18 × 7 = 392/126
4. Add the two like fractions:
   180/126 + 392/126 = 180 + 392/126 = 572/126
5. 572/126 simplified gives 286/63
6. So, 90/63 + 56/18 = 286/63
   In mixed form: 434/63

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