Add 70/15 and 90/50
1st number: 4 10/15, 2nd number: 1 40/50
70/15 + 90/50 is 97/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 50 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 15 × 10 = 150,
70/15 = 70 × 10/15 × 10 = 700/150 - Likewise, for the 2nd fraction, since 50 × 3 = 150,
90/50 = 90 × 3/50 × 3 = 270/150 - Add the two like fractions:
700/150 + 270/150 = 700 + 270/150 = 970/150 - 970/150 simplified gives 97/15
- So, 70/15 + 90/50 = 97/15
In mixed form: 67/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/30+90/50 70/45+90/50 70/75+90/50