Add 98/60 and 18/72
1st number: 1 38/60, 2nd number: 18/72
98/60 + 18/72 is 113/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 72 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 60 × 6 = 360,
98/60 = 98 × 6/60 × 6 = 588/360 - Likewise, for the 2nd fraction, since 72 × 5 = 360,
18/72 = 18 × 5/72 × 5 = 90/360 - Add the two like fractions:
588/360 + 90/360 = 588 + 90/360 = 678/360 - 678/360 simplified gives 113/60
- So, 98/60 + 18/72 = 113/60
In mixed form: 153/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/60+36/72 98/60+54/72 98/60+90/72