Add 27/18 and 25/4
1st number: 1 9/18, 2nd number: 6 1/4
27/18 + 25/4 is 31/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 4 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 18 × 2 = 36,
27/18 = 27 × 2/18 × 2 = 54/36 - Likewise, for the 2nd fraction, since 4 × 9 = 36,
25/4 = 25 × 9/4 × 9 = 225/36 - Add the two like fractions:
54/36 + 225/36 = 54 + 225/36 = 279/36 - 279/36 simplified gives 31/4
- So, 27/18 + 25/4 = 31/4
In mixed form: 73/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/18+25/4 27/18+50/4 27/36+25/4 27/18+25/8 81/18+25/4 27/18+75/4 27/54+25/4 27/18+25/12 27/90+25/4 27/18+25/20 27/18+25/28