Add 90/35 and 2/7
1st number: 2 20/35, 2nd number: 2/7
90/35 + 2/7 is 20/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 7 is 35
Next, find the equivalent fraction of both fractional numbers with denominator 35 - For the 1st fraction, since 35 × 1 = 35,
90/35 = 90 × 1/35 × 1 = 90/35 - Likewise, for the 2nd fraction, since 7 × 5 = 35,
2/7 = 2 × 5/7 × 5 = 10/35 - Add the two like fractions:
90/35 + 10/35 = 90 + 10/35 = 100/35 - 100/35 simplified gives 20/7
- So, 90/35 + 2/7 = 20/7
In mixed form: 26/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/35+4/7 90/70+2/7 90/35+2/14 90/35+6/7 90/35+2/21 90/35+10/7 90/35+2/35 90/35+14/7 90/35+2/49