Add 1/27 and 90/28
1st number: 1/27, 2nd number: 3 6/28
1/27 + 90/28 is 1229/378.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 28 is 756
Next, find the equivalent fraction of both fractional numbers with denominator 756 - For the 1st fraction, since 27 × 28 = 756,
1/27 = 1 × 28/27 × 28 = 28/756 - Likewise, for the 2nd fraction, since 28 × 27 = 756,
90/28 = 90 × 27/28 × 27 = 2430/756 - Add the two like fractions:
28/756 + 2430/756 = 28 + 2430/756 = 2458/756 - 2458/756 simplified gives 1229/378
- So, 1/27 + 90/28 = 1229/378
In mixed form: 395/378
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