Add 35/45 and 2/12
35/45 + 2/12 is 17/18.
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,
35/45 = 35 × 4/45 × 4 = 140/180 - Likewise, for the 2nd fraction, since 12 × 15 = 180,
2/12 = 2 × 15/12 × 15 = 30/180 - Add the two like fractions:
140/180 + 30/180 = 140 + 30/180 = 170/180 - 170/180 simplified gives 17/18
- So, 35/45 + 2/12 = 17/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/45+2/12 35/45+4/12 35/90+2/12 35/45+2/24 35/45+6/12 35/45+2/36 35/45+10/12 35/45+2/60 35/45+14/12 35/45+2/84