Add 90/80 and 2/10
1st number: 1 10/80, 2nd number: 2/10
90/80 + 2/10 is 53/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 10 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 80 × 1 = 80,
90/80 = 90 × 1/80 × 1 = 90/80 - Likewise, for the 2nd fraction, since 10 × 8 = 80,
2/10 = 2 × 8/10 × 8 = 16/80 - Add the two like fractions:
90/80 + 16/80 = 90 + 16/80 = 106/80 - 106/80 simplified gives 53/40
- So, 90/80 + 2/10 = 53/40
In mixed form: 113/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/80+4/10 90/80+2/20 90/80+6/10 90/80+2/30 90/80+2/50 90/80+14/10 90/80+2/70