Answers

Add 48/27 and 90/20

1^st number: 1 21/27, 2^nd number: 4 10/20

48/27 + 90/20 is 113/18.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 27 and 20 is 540
   
   Next, find the equivalent fraction of both fractional numbers with denominator 540
2. For the 1st fraction, since 27 × 20 = 540,
   48/27 = 48 × 20/27 × 20 = 960/540
3. Likewise, for the 2nd fraction, since 20 × 27 = 540,
   90/20 = 90 × 27/20 × 27 = 2430/540
4. Add the two like fractions:
   960/540 + 2430/540 = 960 + 2430/540 = 3390/540
5. 3390/540 simplified gives 113/18
6. So, 48/27 + 90/20 = 113/18
   In mixed form: 65/18

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