Add 27/90 and 72/24
1st number: 27/90, 2nd number: 3 0/24
27/90 + 72/24 is 33/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 24 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 90 × 4 = 360,
27/90 = 27 × 4/90 × 4 = 108/360 - Likewise, for the 2nd fraction, since 24 × 15 = 360,
72/24 = 72 × 15/24 × 15 = 1080/360 - Add the two like fractions:
108/360 + 1080/360 = 108 + 1080/360 = 1188/360 - 1188/360 simplified gives 33/10
- So, 27/90 + 72/24 = 33/10
In mixed form: 33/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/90+72/24 27/90+72/48 81/90+72/24