Answers

Add 50/20 and 21/27

1^st number: 2 10/20, 2^nd number: 21/27

50/20 + 21/27 is 59/18.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 27 is 540
   
   Next, find the equivalent fraction of both fractional numbers with denominator 540
2. For the 1st fraction, since 20 × 27 = 540,
   50/20 = 50 × 27/20 × 27 = 1350/540
3. Likewise, for the 2nd fraction, since 27 × 20 = 540,
   21/27 = 21 × 20/27 × 20 = 420/540
4. Add the two like fractions:
   1350/540 + 420/540 = 1350 + 420/540 = 1770/540
5. 1770/540 simplified gives 59/18
6. So, 50/20 + 21/27 = 59/18
   In mixed form: 35/18

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