Answers

Add 42/63 and 27/18

1^st number: 42/63, 2^nd number: 1 9/18

42/63 + 27/18 is 13/6.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 18 is 126
   
   Next, find the equivalent fraction of both fractional numbers with denominator 126
2. For the 1st fraction, since 63 × 2 = 126,
   42/63 = 42 × 2/63 × 2 = 84/126
3. Likewise, for the 2nd fraction, since 18 × 7 = 126,
   27/18 = 27 × 7/18 × 7 = 189/126
4. Add the two like fractions:
   84/126 + 189/126 = 84 + 189/126 = 273/126
5. 273/126 simplified gives 13/6
6. So, 42/63 + 27/18 = 13/6
   In mixed form: 21/6

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