Add 28/27 and 90/28
1st number: 1 1/27, 2nd number: 3 6/28
28/27 + 90/28 is 1607/378.
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,
28/27 = 28 × 28/27 × 28 = 784/756 - Likewise, for the 2nd fraction, since 28 × 27 = 756,
90/28 = 90 × 27/28 × 27 = 2430/756 - Add the two like fractions:
784/756 + 2430/756 = 784 + 2430/756 = 3214/756 - 3214/756 simplified gives 1607/378
- So, 28/27 + 90/28 = 1607/378
In mixed form: 495/378
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