Add 21/5 and 60/30
1st number: 4 1/5, 2nd number: 2 0/30
21/5 + 60/30 is 31/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 30 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 5 × 6 = 30,
21/5 = 21 × 6/5 × 6 = 126/30 - Likewise, for the 2nd fraction, since 30 × 1 = 30,
60/30 = 60 × 1/30 × 1 = 60/30 - Add the two like fractions:
126/30 + 60/30 = 126 + 60/30 = 186/30 - 186/30 simplified gives 31/5
- So, 21/5 + 60/30 = 31/5
In mixed form: 61/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/5+60/30 21/10+60/30 63/5+60/30 21/15+60/30 21/5+60/90 21/25+60/30 21/35+60/30