Answers

Add 20/15 and 63/60

1^st number: 1 5/15, 2^nd number: 1 3/60

20/15 + 63/60 is 143/60.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 15 and 60 is 60
   
   Next, find the equivalent fraction of both fractional numbers with denominator 60
2. For the 1st fraction, since 15 × 4 = 60,
   20/15 = 20 × 4/15 × 4 = 80/60
3. Likewise, for the 2nd fraction, since 60 × 1 = 60,
   63/60 = 63 × 1/60 × 1 = 63/60
4. Add the two like fractions:
   80/60 + 63/60 = 80 + 63/60 = 143/60
5. So, 20/15 + 63/60 = 143/60
   In mixed form: 223/60

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