Answers

Add 40/30 and 42/54

1^st number: 1 10/30, 2^nd number: 42/54

40/30 + 42/54 is 19/9.

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,
   40/30 = 40 × 9/30 × 9 = 360/270
3. Likewise, for the 2nd fraction, since 54 × 5 = 270,
   42/54 = 42 × 5/54 × 5 = 210/270
4. Add the two like fractions:
   360/270 + 210/270 = 360 + 210/270 = 570/270
5. 570/270 simplified gives 19/9
6. So, 40/30 + 42/54 = 19/9
   In mixed form: 21/9

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