Answers

Add 63/54 and 49/80

1^st number: 1 9/54, 2^nd number: 49/80

63/54 + 49/80 is 427/240.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 54 and 80 is 2160
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2160
2. For the 1st fraction, since 54 × 40 = 2160,
   63/54 = 63 × 40/54 × 40 = 2520/2160
3. Likewise, for the 2nd fraction, since 80 × 27 = 2160,
   49/80 = 49 × 27/80 × 27 = 1323/2160
4. Add the two like fractions:
   2520/2160 + 1323/2160 = 2520 + 1323/2160 = 3843/2160
5. 3843/2160 simplified gives 427/240
6. So, 63/54 + 49/80 = 427/240
   In mixed form: 1187/240

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