Add 90/84 and 50/27
1st number: 1 6/84, 2nd number: 1 23/27
90/84 + 50/27 is 1105/378.
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,
50/27 = 50 × 28/27 × 28 = 1400/756 - Add the two like fractions:
810/756 + 1400/756 = 810 + 1400/756 = 2210/756 - 2210/756 simplified gives 1105/378
- So, 90/84 + 50/27 = 1105/378
In mixed form: 2349/378
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/84+50/54 90/84+50/81