Answers

Add 75/45 and 12/54

1^st number: 1 30/45, 2^nd number: 12/54

75/45 + 12/54 is 17/9.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 45 and 54 is 270
   
   Next, find the equivalent fraction of both fractional numbers with denominator 270
2. For the 1st fraction, since 45 × 6 = 270,
   75/45 = 75 × 6/45 × 6 = 450/270
3. Likewise, for the 2nd fraction, since 54 × 5 = 270,
   12/54 = 12 × 5/54 × 5 = 60/270
4. Add the two like fractions:
   450/270 + 60/270 = 450 + 60/270 = 510/270
5. 510/270 simplified gives 17/9
6. So, 75/45 + 12/54 = 17/9
   In mixed form: 18/9

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