Add 45/2 and 15/12
1st number: 22 1/2, 2nd number: 1 3/12
45/2 + 15/12 is 95/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 12 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 2 × 6 = 12,
45/2 = 45 × 6/2 × 6 = 270/12 - Likewise, for the 2nd fraction, since 12 × 1 = 12,
15/12 = 15 × 1/12 × 1 = 15/12 - Add the two like fractions:
270/12 + 15/12 = 270 + 15/12 = 285/12 - 285/12 simplified gives 95/4
- So, 45/2 + 15/12 = 95/4
In mixed form: 233/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/2+15/12 45/2+30/12 45/4+15/12 45/2+15/24 45/2+45/12 45/6+15/12 45/2+15/36 45/2+75/12 45/10+15/12 45/2+15/60 45/14+15/12 45/2+15/84