Add 7/45 and 49/10
1st number: 7/45, 2nd number: 4 9/10
7/45 + 49/10 is 91/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 10 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 45 × 2 = 90,
7/45 = 7 × 2/45 × 2 = 14/90 - Likewise, for the 2nd fraction, since 10 × 9 = 90,
49/10 = 49 × 9/10 × 9 = 441/90 - Add the two like fractions:
14/90 + 441/90 = 14 + 441/90 = 455/90 - 455/90 simplified gives 91/18
- So, 7/45 + 49/10 = 91/18
In mixed form: 51/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/45+49/10 7/45+98/10 7/90+49/10 7/45+49/20 21/45+49/10 7/45+49/30 35/45+49/10 7/45+49/50 49/45+49/10 7/45+49/70