Add 90/10 and 2/30
1st number: 9 0/10, 2nd number: 2/30
90/10 + 2/30 is 136/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 30 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 10 × 3 = 30,
90/10 = 90 × 3/10 × 3 = 270/30 - Likewise, for the 2nd fraction, since 30 × 1 = 30,
2/30 = 2 × 1/30 × 1 = 2/30 - Add the two like fractions:
270/30 + 2/30 = 270 + 2/30 = 272/30 - 272/30 simplified gives 136/15
- So, 90/10 + 2/30 = 136/15
In mixed form: 91/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/10+4/30 90/20+2/30 90/10+2/60 90/10+6/30 90/30+2/30 90/10+2/90 90/10+10/30 90/50+2/30 90/10+14/30 90/70+2/30