Add 1/15 and 98/72
1st number: 1/15, 2nd number: 1 26/72
1/15 + 98/72 is 257/180.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 72 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 15 × 24 = 360,
1/15 = 1 × 24/15 × 24 = 24/360 - Likewise, for the 2nd fraction, since 72 × 5 = 360,
98/72 = 98 × 5/72 × 5 = 490/360 - Add the two like fractions:
24/360 + 490/360 = 24 + 490/360 = 514/360 - 514/360 simplified gives 257/180
- So, 1/15 + 98/72 = 257/180
In mixed form: 177/180
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/15+98/72 1/30+98/72 3/15+98/72 1/45+98/72 5/15+98/72 1/75+98/72 7/15+98/72