Add 90/50 and 4/15
1st number: 1 40/50, 2nd number: 4/15
90/50 + 4/15 is 31/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 15 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 50 × 3 = 150,
90/50 = 90 × 3/50 × 3 = 270/150 - Likewise, for the 2nd fraction, since 15 × 10 = 150,
4/15 = 4 × 10/15 × 10 = 40/150 - Add the two like fractions:
270/150 + 40/150 = 270 + 40/150 = 310/150 - 310/150 simplified gives 31/15
- So, 90/50 + 4/15 = 31/15
In mixed form: 21/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/50+8/15 90/50+4/30 90/50+12/15 90/50+4/45 90/50+20/15 90/50+4/75 90/50+28/15