Answers

Add 90/63 and 18/64

1^st number: 1 27/63, 2^nd number: 18/64

90/63 + 18/64 is 383/224.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 64 is 4032
   
   Next, find the equivalent fraction of both fractional numbers with denominator 4032
2. For the 1st fraction, since 63 × 64 = 4032,
   90/63 = 90 × 64/63 × 64 = 5760/4032
3. Likewise, for the 2nd fraction, since 64 × 63 = 4032,
   18/64 = 18 × 63/64 × 63 = 1134/4032
4. Add the two like fractions:
   5760/4032 + 1134/4032 = 5760 + 1134/4032 = 6894/4032
5. 6894/4032 simplified gives 383/224
6. So, 90/63 + 18/64 = 383/224
   In mixed form: 1159/224

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