Add 10/18 and 49/20
1st number: 10/18, 2nd number: 2 9/20
10/18 + 49/20 is 541/180.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 20 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 18 × 10 = 180,
10/18 = 10 × 10/18 × 10 = 100/180 - Likewise, for the 2nd fraction, since 20 × 9 = 180,
49/20 = 49 × 9/20 × 9 = 441/180 - Add the two like fractions:
100/180 + 441/180 = 100 + 441/180 = 541/180 - So, 10/18 + 49/20 = 541/180
In mixed form: 31/180
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/18+49/20 10/18+98/20 10/36+49/20 10/18+49/40 30/18+49/20 10/54+49/20 10/18+49/60 50/18+49/20 10/90+49/20 70/18+49/20