Answers

Add 12/60 and 72/18

1^st number: 12/60, 2^nd number: 4 0/18

12/60 + 72/18 is 21/5.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 60 and 18 is 180
   
   Next, find the equivalent fraction of both fractional numbers with denominator 180
2. For the 1st fraction, since 60 × 3 = 180,
   12/60 = 12 × 3/60 × 3 = 36/180
3. Likewise, for the 2nd fraction, since 18 × 10 = 180,
   72/18 = 72 × 10/18 × 10 = 720/180
4. Add the two like fractions:
   36/180 + 720/180 = 36 + 720/180 = 756/180
5. 756/180 simplified gives 21/5
6. So, 12/60 + 72/18 = 21/5
   In mixed form: 41/5

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