Answers

Add 98/54 and 20/90

1^st number: 1 44/54, 2^nd number: 20/90

98/54 + 20/90 is 55/27.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 54 and 90 is 270
   
   Next, find the equivalent fraction of both fractional numbers with denominator 270
2. For the 1st fraction, since 54 × 5 = 270,
   98/54 = 98 × 5/54 × 5 = 490/270
3. Likewise, for the 2nd fraction, since 90 × 3 = 270,
   20/90 = 20 × 3/90 × 3 = 60/270
4. Add the two like fractions:
   490/270 + 60/270 = 490 + 60/270 = 550/270
5. 550/270 simplified gives 55/27
6. So, 98/54 + 20/90 = 55/27
   In mixed form: 21/27

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