Add 6/12 and 25/45
6/12 + 25/45 is 19/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 45 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 12 × 15 = 180,
6/12 = 6 × 15/12 × 15 = 90/180 - Likewise, for the 2nd fraction, since 45 × 4 = 180,
25/45 = 25 × 4/45 × 4 = 100/180 - Add the two like fractions:
90/180 + 100/180 = 90 + 100/180 = 190/180 - 190/180 simplified gives 19/18
- So, 6/12 + 25/45 = 19/18
In mixed form: 11/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/12+50/45 6/24+25/45 6/12+25/90 18/12+25/45 6/12+75/45 6/36+25/45 30/12+25/45 6/60+25/45 42/12+25/45 6/84+25/45