Answers

Add 90/63 and 4/16

1^st number: 1 27/63, 2^nd number: 4/16

90/63 + 4/16 is 47/28.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 16 is 1008
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1008
2. For the 1st fraction, since 63 × 16 = 1008,
   90/63 = 90 × 16/63 × 16 = 1440/1008
3. Likewise, for the 2nd fraction, since 16 × 63 = 1008,
   4/16 = 4 × 63/16 × 63 = 252/1008
4. Add the two like fractions:
   1440/1008 + 252/1008 = 1440 + 252/1008 = 1692/1008
5. 1692/1008 simplified gives 47/28
6. So, 90/63 + 4/16 = 47/28
   In mixed form: 119/28

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