Answers

Add 12/56 and 81/60

1^st number: 12/56, 2^nd number: 1 21/60

12/56 + 81/60 is 219/140.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 56 and 60 is 840
   
   Next, find the equivalent fraction of both fractional numbers with denominator 840
2. For the 1st fraction, since 56 × 15 = 840,
   12/56 = 12 × 15/56 × 15 = 180/840
3. Likewise, for the 2nd fraction, since 60 × 14 = 840,
   81/60 = 81 × 14/60 × 14 = 1134/840
4. Add the two like fractions:
   180/840 + 1134/840 = 180 + 1134/840 = 1314/840
5. 1314/840 simplified gives 219/140
6. So, 12/56 + 81/60 = 219/140
   In mixed form: 179/140

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