Answers

Add 70/12 and 42/54

1^st number: 5 10/12, 2^nd number: 42/54

70/12 + 42/54 is 119/18.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 12 and 54 is 108
   
   Next, find the equivalent fraction of both fractional numbers with denominator 108
2. For the 1st fraction, since 12 × 9 = 108,
   70/12 = 70 × 9/12 × 9 = 630/108
3. Likewise, for the 2nd fraction, since 54 × 2 = 108,
   42/54 = 42 × 2/54 × 2 = 84/108
4. Add the two like fractions:
   630/108 + 84/108 = 630 + 84/108 = 714/108
5. 714/108 simplified gives 119/18
6. So, 70/12 + 42/54 = 119/18
   In mixed form: 611/18

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