Add 7/5 and 90/9
1st number: 1 2/5, 2nd number: 10 0/9
7/5 + 90/9 is 57/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 9 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 5 × 9 = 45,
7/5 = 7 × 9/5 × 9 = 63/45 - Likewise, for the 2nd fraction, since 9 × 5 = 45,
90/9 = 90 × 5/9 × 5 = 450/45 - Add the two like fractions:
63/45 + 450/45 = 63 + 450/45 = 513/45 - 513/45 simplified gives 57/5
- So, 7/5 + 90/9 = 57/5
In mixed form: 112/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/5+90/9 7/10+90/9 7/5+90/18 21/5+90/9 7/15+90/9 7/5+90/27 35/5+90/9 7/25+90/9 7/5+90/45 49/5+90/9 7/35+90/9 7/5+90/63