Answers

Add 80/20 and 63/27

1^st number: 4 0/20, 2^nd number: 2 9/27

80/20 + 63/27 is 19/3.

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,
   80/20 = 80 × 27/20 × 27 = 2160/540
3. Likewise, for the 2nd fraction, since 27 × 20 = 540,
   63/27 = 63 × 20/27 × 20 = 1260/540
4. Add the two like fractions:
   2160/540 + 1260/540 = 2160 + 1260/540 = 3420/540
5. 3420/540 simplified gives 19/3
6. So, 80/20 + 63/27 = 19/3
   In mixed form: 61/3

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