Add 60/8 and 21/12
1st number: 7 4/8, 2nd number: 1 9/12
60/8 + 21/12 is 37/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 12 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 8 × 3 = 24,
60/8 = 60 × 3/8 × 3 = 180/24 - Likewise, for the 2nd fraction, since 12 × 2 = 24,
21/12 = 21 × 2/12 × 2 = 42/24 - Add the two like fractions:
180/24 + 42/24 = 180 + 42/24 = 222/24 - 222/24 simplified gives 37/4
- So, 60/8 + 21/12 = 37/4
In mixed form: 91/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/8+42/12 60/16+21/12 60/8+21/24 60/8+63/12 60/24+21/12 60/8+21/36 60/40+21/12 60/8+21/60 60/56+21/12 60/8+21/84