Answers

Add 21/50 and 42/30

1^st number: 21/50, 2^nd number: 1 12/30

21/50 + 42/30 is 91/50.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 50 and 30 is 150
   
   Next, find the equivalent fraction of both fractional numbers with denominator 150
2. For the 1st fraction, since 50 × 3 = 150,
   21/50 = 21 × 3/50 × 3 = 63/150
3. Likewise, for the 2nd fraction, since 30 × 5 = 150,
   42/30 = 42 × 5/30 × 5 = 210/150
4. Add the two like fractions:
   63/150 + 210/150 = 63 + 210/150 = 273/150
5. 273/150 simplified gives 91/50
6. So, 21/50 + 42/30 = 91/50
   In mixed form: 141/50

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