Add 45/15 and 27/8
1st number: 3 0/15, 2nd number: 3 3/8
45/15 + 27/8 is 51/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 8 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 15 × 8 = 120,
45/15 = 45 × 8/15 × 8 = 360/120 - Likewise, for the 2nd fraction, since 8 × 15 = 120,
27/8 = 27 × 15/8 × 15 = 405/120 - Add the two like fractions:
360/120 + 405/120 = 360 + 405/120 = 765/120 - 765/120 simplified gives 51/8
- So, 45/15 + 27/8 = 51/8
In mixed form: 63/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/15+27/8 45/15+54/8 45/30+27/8 45/15+27/16 45/15+81/8 45/15+27/24 45/75+27/8 45/15+27/40 45/15+27/56