Add 49/10 and 20/9
1st number: 4 9/10, 2nd number: 2 2/9
49/10 + 20/9 is 641/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 9 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 10 × 9 = 90,
49/10 = 49 × 9/10 × 9 = 441/90 - Likewise, for the 2nd fraction, since 9 × 10 = 90,
20/9 = 20 × 10/9 × 10 = 200/90 - Add the two like fractions:
441/90 + 200/90 = 441 + 200/90 = 641/90 - So, 49/10 + 20/9 = 641/90
In mixed form: 711/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/10+20/9 49/10+40/9 49/20+20/9 49/10+20/18 49/10+60/9 49/30+20/9 49/10+20/27 49/50+20/9 49/10+20/45 49/70+20/9 49/10+20/63