Add 90/10 and 1/15
1st number: 9 0/10, 2nd number: 1/15
90/10 + 1/15 is 136/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 15 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 15 × 2 = 30,
1/15 = 1 × 2/15 × 2 = 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 + 1/15 = 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+2/15 90/20+1/15 90/10+1/30 90/10+3/15 90/30+1/15 90/10+1/45 90/10+5/15 90/50+1/15 90/10+1/75 90/10+7/15 90/70+1/15