Answers

Add 21/15 and 50/60

1^st number: 1 6/15, 2^nd number: 50/60

21/15 + 50/60 is 67/30.

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,
   21/15 = 21 × 4/15 × 4 = 84/60
3. Likewise, for the 2nd fraction, since 60 × 1 = 60,
   50/60 = 50 × 1/60 × 1 = 50/60
4. Add the two like fractions:
   84/60 + 50/60 = 84 + 50/60 = 134/60
5. 134/60 simplified gives 67/30
6. So, 21/15 + 50/60 = 67/30
   In mixed form: 27/30

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