Answers

Add 63/28 and 12/60

1^st number: 2 7/28, 2^nd number: 12/60

63/28 + 12/60 is 49/20.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 28 and 60 is 420
   
   Next, find the equivalent fraction of both fractional numbers with denominator 420
2. For the 1st fraction, since 28 × 15 = 420,
   63/28 = 63 × 15/28 × 15 = 945/420
3. Likewise, for the 2nd fraction, since 60 × 7 = 420,
   12/60 = 12 × 7/60 × 7 = 84/420
4. Add the two like fractions:
   945/420 + 84/420 = 945 + 84/420 = 1029/420
5. 1029/420 simplified gives 49/20
6. So, 63/28 + 12/60 = 49/20
   In mixed form: 29/20

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