Answers

Add 75/54 and 63/8

1^st number: 1 21/54, 2^nd number: 7 7/8

75/54 + 63/8 is 667/72.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 54 and 8 is 216
   
   Next, find the equivalent fraction of both fractional numbers with denominator 216
2. For the 1st fraction, since 54 × 4 = 216,
   75/54 = 75 × 4/54 × 4 = 300/216
3. Likewise, for the 2nd fraction, since 8 × 27 = 216,
   63/8 = 63 × 27/8 × 27 = 1701/216
4. Add the two like fractions:
   300/216 + 1701/216 = 300 + 1701/216 = 2001/216
5. 2001/216 simplified gives 667/72
6. So, 75/54 + 63/8 = 667/72
   In mixed form: 919/72

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