Add 49/10 and 80/90
1st number: 4 9/10, 2nd number: 80/90
49/10 + 80/90 is 521/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 90 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 90 × 1 = 90,
80/90 = 80 × 1/90 × 1 = 80/90 - Add the two like fractions:
441/90 + 80/90 = 441 + 80/90 = 521/90 - So, 49/10 + 80/90 = 521/90
In mixed form: 571/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/10+80/90 49/20+80/90 49/30+80/90 49/50+80/90 49/70+80/90