Add 60/10 and 21/4
1st number: 6 0/10, 2nd number: 5 1/4
60/10 + 21/4 is 45/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 4 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 10 × 2 = 20,
60/10 = 60 × 2/10 × 2 = 120/20 - Likewise, for the 2nd fraction, since 4 × 5 = 20,
21/4 = 21 × 5/4 × 5 = 105/20 - Add the two like fractions:
120/20 + 105/20 = 120 + 105/20 = 225/20 - 225/20 simplified gives 45/4
- So, 60/10 + 21/4 = 45/4
In mixed form: 111/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/10+42/4 60/20+21/4 60/10+21/8 60/10+63/4 60/30+21/4 60/10+21/12 60/50+21/4 60/10+21/20 60/70+21/4 60/10+21/28