Answers

Add 8/63 and 81/60

1^st number: 8/63, 2^nd number: 1 21/60

8/63 + 81/60 is 1861/1260.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 60 is 1260
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1260
2. For the 1st fraction, since 63 × 20 = 1260,
   8/63 = 8 × 20/63 × 20 = 160/1260
3. Likewise, for the 2nd fraction, since 60 × 21 = 1260,
   81/60 = 81 × 21/60 × 21 = 1701/1260
4. Add the two like fractions:
   160/1260 + 1701/1260 = 160 + 1701/1260 = 1861/1260
5. So, 8/63 + 81/60 = 1861/1260
   In mixed form: 1601/1260

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