Add 6/12 and 5/45
6/12 + 5/45 is 11/18.
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,
5/45 = 5 × 4/45 × 4 = 20/180 - Add the two like fractions:
90/180 + 20/180 = 90 + 20/180 = 110/180 - 110/180 simplified gives 11/18
- So, 6/12 + 5/45 = 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+10/45 6/24+5/45 6/12+5/90 18/12+5/45 6/12+15/45 6/36+5/45 30/12+5/45 6/12+25/45 6/60+5/45 42/12+5/45 6/12+35/45 6/84+5/45