Add 90/27 and 25/84
1st number: 3 9/27, 2nd number: 25/84
90/27 + 25/84 is 305/84.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 84 is 756
Next, find the equivalent fraction of both fractional numbers with denominator 756 - For the 1st fraction, since 27 × 28 = 756,
90/27 = 90 × 28/27 × 28 = 2520/756 - Likewise, for the 2nd fraction, since 84 × 9 = 756,
25/84 = 25 × 9/84 × 9 = 225/756 - Add the two like fractions:
2520/756 + 225/756 = 2520 + 225/756 = 2745/756 - 2745/756 simplified gives 305/84
- So, 90/27 + 25/84 = 305/84
In mixed form: 353/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/27+50/84 90/54+25/84 90/27+75/84 90/81+25/84