Add 98/60 and 15/8
1st number: 1 38/60, 2nd number: 1 7/8
98/60 + 15/8 is 421/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 8 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 60 × 2 = 120,
98/60 = 98 × 2/60 × 2 = 196/120 - Likewise, for the 2nd fraction, since 8 × 15 = 120,
15/8 = 15 × 15/8 × 15 = 225/120 - Add the two like fractions:
196/120 + 225/120 = 196 + 225/120 = 421/120 - So, 98/60 + 15/8 = 421/120
In mixed form: 361/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/60+30/8 98/60+15/16 98/60+45/8 98/60+15/24 98/60+75/8 98/60+15/40 98/60+15/56