Add 6/45 and 5/12
6/45 + 5/12 is 11/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 12 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 45 × 4 = 180,
6/45 = 6 × 4/45 × 4 = 24/180 - Likewise, for the 2nd fraction, since 12 × 15 = 180,
5/12 = 5 × 15/12 × 15 = 75/180 - Add the two like fractions:
24/180 + 75/180 = 24 + 75/180 = 99/180 - 99/180 simplified gives 11/20
- So, 6/45 + 5/12 = 11/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/45+5/12 6/45+10/12 6/90+5/12 6/45+5/24 18/45+5/12 6/45+15/12 6/45+5/36 30/45+5/12 6/45+25/12 6/45+5/60 42/45+5/12 6/45+35/12 6/45+5/84