Add 5/2 and 27/40
1st number: 2 1/2, 2nd number: 27/40
5/2 + 27/40 is 127/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 40 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 2 × 20 = 40,
5/2 = 5 × 20/2 × 20 = 100/40 - Likewise, for the 2nd fraction, since 40 × 1 = 40,
27/40 = 27 × 1/40 × 1 = 27/40 - Add the two like fractions:
100/40 + 27/40 = 100 + 27/40 = 127/40 - So, 5/2 + 27/40 = 127/40
In mixed form: 37/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/2+27/40 5/2+54/40 5/4+27/40 5/2+27/80 15/2+27/40 5/2+81/40 5/6+27/40 25/2+27/40 5/10+27/40 35/2+27/40 5/14+27/40