Answers

Add 20/45 and 84/54

1^st number: 20/45, 2^nd number: 1 30/54

20/45 + 84/54 is 2/1.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 45 and 54 is 270
   
   Next, find the equivalent fraction of both fractional numbers with denominator 270
2. For the 1st fraction, since 45 × 6 = 270,
   20/45 = 20 × 6/45 × 6 = 120/270
3. Likewise, for the 2nd fraction, since 54 × 5 = 270,
   84/54 = 84 × 5/54 × 5 = 420/270
4. Add the two like fractions:
   120/270 + 420/270 = 120 + 420/270 = 540/270
5. 540/270 simplified gives 2/1
6. So, 20/45 + 84/54 = 2/1

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