Add 75/60 and 21/10
1st number: 1 15/60, 2nd number: 2 1/10
75/60 + 21/10 is 67/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 10 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 60 × 1 = 60,
75/60 = 75 × 1/60 × 1 = 75/60 - Likewise, for the 2nd fraction, since 10 × 6 = 60,
21/10 = 21 × 6/10 × 6 = 126/60 - Add the two like fractions:
75/60 + 126/60 = 75 + 126/60 = 201/60 - 201/60 simplified gives 67/20
- So, 75/60 + 21/10 = 67/20
In mixed form: 37/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/60+42/10 75/60+21/20 75/60+63/10 75/60+21/30 75/60+21/50 75/60+21/70