Answers

Add 54/9 and 90/48

1^st number: 6 0/9, 2^nd number: 1 42/48

54/9 + 90/48 is 63/8.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 9 and 48 is 144
   
   Next, find the equivalent fraction of both fractional numbers with denominator 144
2. For the 1st fraction, since 9 × 16 = 144,
   54/9 = 54 × 16/9 × 16 = 864/144
3. Likewise, for the 2nd fraction, since 48 × 3 = 144,
   90/48 = 90 × 3/48 × 3 = 270/144
4. Add the two like fractions:
   864/144 + 270/144 = 864 + 270/144 = 1134/144
5. 1134/144 simplified gives 63/8
6. So, 54/9 + 90/48 = 63/8
   In mixed form: 77/8

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