Add 14/12 and 4/45
1st number: 1 2/12, 2nd number: 4/45
14/12 + 4/45 is 113/90.
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,
14/12 = 14 × 15/12 × 15 = 210/180 - Likewise, for the 2nd fraction, since 45 × 4 = 180,
4/45 = 4 × 4/45 × 4 = 16/180 - Add the two like fractions:
210/180 + 16/180 = 210 + 16/180 = 226/180 - 226/180 simplified gives 113/90
- So, 14/12 + 4/45 = 113/90
In mixed form: 123/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/12+4/45 14/12+8/45 14/24+4/45 14/12+4/90 42/12+4/45 14/12+12/45 14/36+4/45 70/12+4/45 14/12+20/45 14/60+4/45 98/12+4/45 14/12+28/45 14/84+4/45