Add 90/84 and 28/27
1st number: 1 6/84, 2nd number: 1 1/27
90/84 + 28/27 is 797/378.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 27 is 756
Next, find the equivalent fraction of both fractional numbers with denominator 756 - For the 1st fraction, since 84 × 9 = 756,
90/84 = 90 × 9/84 × 9 = 810/756 - Likewise, for the 2nd fraction, since 27 × 28 = 756,
28/27 = 28 × 28/27 × 28 = 784/756 - Add the two like fractions:
810/756 + 784/756 = 810 + 784/756 = 1594/756 - 1594/756 simplified gives 797/378
- So, 90/84 + 28/27 = 797/378
In mixed form: 241/378
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