Add 28/90 and 98/54
1st number: 28/90, 2nd number: 1 44/54
28/90 + 98/54 is 287/135.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 54 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 90 × 3 = 270,
28/90 = 28 × 3/90 × 3 = 84/270 - Likewise, for the 2nd fraction, since 54 × 5 = 270,
98/54 = 98 × 5/54 × 5 = 490/270 - Add the two like fractions:
84/270 + 490/270 = 84 + 490/270 = 574/270 - 574/270 simplified gives 287/135
- So, 28/90 + 98/54 = 287/135
In mixed form: 217/135
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