Add 28/90 and 90/30
1st number: 28/90, 2nd number: 3 0/30
28/90 + 90/30 is 149/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 30 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 30 × 3 = 90,
90/30 = 90 × 3/30 × 3 = 270/90 - Add the two like fractions:
28/90 + 270/90 = 28 + 270/90 = 298/90 - 298/90 simplified gives 149/45
- So, 28/90 + 90/30 = 149/45
In mixed form: 314/45
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