Add 90/9 and 20/35
1st number: 10 0/9, 2nd number: 20/35
90/9 + 20/35 is 74/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 35 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 9 × 35 = 315,
90/9 = 90 × 35/9 × 35 = 3150/315 - Likewise, for the 2nd fraction, since 35 × 9 = 315,
20/35 = 20 × 9/35 × 9 = 180/315 - Add the two like fractions:
3150/315 + 180/315 = 3150 + 180/315 = 3330/315 - 3330/315 simplified gives 74/7
- So, 90/9 + 20/35 = 74/7
In mixed form: 104/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/9+40/35 90/18+20/35 90/9+20/70 90/9+60/35 90/27+20/35 90/45+20/35 90/63+20/35