Answers

Add 42/30 and 7/54

1^st number: 1 12/30, 2^nd number: 7/54

42/30 + 7/54 is 413/270.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 30 and 54 is 270
   
   Next, find the equivalent fraction of both fractional numbers with denominator 270
2. For the 1st fraction, since 30 × 9 = 270,
   42/30 = 42 × 9/30 × 9 = 378/270
3. Likewise, for the 2nd fraction, since 54 × 5 = 270,
   7/54 = 7 × 5/54 × 5 = 35/270
4. Add the two like fractions:
   378/270 + 35/270 = 378 + 35/270 = 413/270
5. So, 42/30 + 7/54 = 413/270
   In mixed form: 1143/270

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