Add 1/10 and 90/80
1st number: 1/10, 2nd number: 1 10/80
1/10 + 90/80 is 49/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 10 × 8 = 80,
1/10 = 1 × 8/10 × 8 = 8/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
90/80 = 90 × 1/80 × 1 = 90/80 - Add the two like fractions:
8/80 + 90/80 = 8 + 90/80 = 98/80 - 98/80 simplified gives 49/40
- So, 1/10 + 90/80 = 49/40
In mixed form: 19/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/10+90/80 1/20+90/80 3/10+90/80 1/30+90/80 5/10+90/80 1/50+90/80 7/10+90/80 1/70+90/80