Add 45/2 and 27/40
1st number: 22 1/2, 2nd number: 27/40
45/2 + 27/40 is 927/40.
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,
45/2 = 45 × 20/2 × 20 = 900/40 - Likewise, for the 2nd fraction, since 40 × 1 = 40,
27/40 = 27 × 1/40 × 1 = 27/40 - Add the two like fractions:
900/40 + 27/40 = 900 + 27/40 = 927/40 - So, 45/2 + 27/40 = 927/40
In mixed form: 237/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/2+27/40 45/2+54/40 45/4+27/40 45/2+27/80 45/2+81/40 45/6+27/40 45/10+27/40 45/14+27/40