Add 28/30 and 98/90
1st number: 28/30, 2nd number: 1 8/90
28/30 + 98/90 is 91/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 30 × 3 = 90,
28/30 = 28 × 3/30 × 3 = 84/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
98/90 = 98 × 1/90 × 1 = 98/90 - Add the two like fractions:
84/90 + 98/90 = 84 + 98/90 = 182/90 - 182/90 simplified gives 91/45
- So, 28/30 + 98/90 = 91/45
In mixed form: 21/45
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