Answers

Add 84/54 and 7/56

1^st number: 1 30/54, 2^nd number: 7/56

84/54 + 7/56 is 121/72.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 54 and 56 is 1512
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1512
2. For the 1st fraction, since 54 × 28 = 1512,
   84/54 = 84 × 28/54 × 28 = 2352/1512
3. Likewise, for the 2nd fraction, since 56 × 27 = 1512,
   7/56 = 7 × 27/56 × 27 = 189/1512
4. Add the two like fractions:
   2352/1512 + 189/1512 = 2352 + 189/1512 = 2541/1512
5. 2541/1512 simplified gives 121/72
6. So, 84/54 + 7/56 = 121/72
   In mixed form: 149/72

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