Add 2/90 and 28/10
1st number: 2/90, 2nd number: 2 8/10
2/90 + 28/10 is 127/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 10 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 90 × 1 = 90,
2/90 = 2 × 1/90 × 1 = 2/90 - Likewise, for the 2nd fraction, since 10 × 9 = 90,
28/10 = 28 × 9/10 × 9 = 252/90 - Add the two like fractions:
2/90 + 252/90 = 2 + 252/90 = 254/90 - 254/90 simplified gives 127/45
- So, 2/90 + 28/10 = 127/45
In mixed form: 237/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/90+28/10 2/90+56/10 2/90+28/20 6/90+28/10 2/90+84/10 2/90+28/30 10/90+28/10 2/90+28/50 14/90+28/10 2/90+28/70