Add 10/12 and 45/54
10/12 + 45/54 is 5/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 54 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 12 × 9 = 108,
10/12 = 10 × 9/12 × 9 = 90/108 - Likewise, for the 2nd fraction, since 54 × 2 = 108,
45/54 = 45 × 2/54 × 2 = 90/108 - Add the two like fractions:
90/108 + 90/108 = 90 + 90/108 = 180/108 - 180/108 simplified gives 5/3
- So, 10/12 + 45/54 = 5/3
In mixed form: 12/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/12+45/54 10/12+90/54 10/24+45/54 30/12+45/54 10/36+45/54 50/12+45/54 10/60+45/54 70/12+45/54 10/84+45/54