Answers

Add 60/72 and 50/21

1^st number: 60/72, 2^nd number: 2 8/21

60/72 + 50/21 is 45/14.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 21 is 504
   
   Next, find the equivalent fraction of both fractional numbers with denominator 504
2. For the 1st fraction, since 72 × 7 = 504,
   60/72 = 60 × 7/72 × 7 = 420/504
3. Likewise, for the 2nd fraction, since 21 × 24 = 504,
   50/21 = 50 × 24/21 × 24 = 1200/504
4. Add the two like fractions:
   420/504 + 1200/504 = 420 + 1200/504 = 1620/504
5. 1620/504 simplified gives 45/14
6. So, 60/72 + 50/21 = 45/14
   In mixed form: 33/14

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