Add 28/90 and 18/9
1st number: 28/90, 2nd number: 2 0/9
28/90 + 18/9 is 104/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 9 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 90 × 1 = 90,
28/90 = 28 × 1/90 × 1 = 28/90 - Likewise, for the 2nd fraction, since 9 × 10 = 90,
18/9 = 18 × 10/9 × 10 = 180/90 - Add the two like fractions:
28/90 + 180/90 = 28 + 180/90 = 208/90 - 208/90 simplified gives 104/45
- So, 28/90 + 18/9 = 104/45
In mixed form: 214/45
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