Add 10/12 and 18/80
10/12 + 18/80 is 127/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 80 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 12 × 20 = 240,
10/12 = 10 × 20/12 × 20 = 200/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
18/80 = 18 × 3/80 × 3 = 54/240 - Add the two like fractions:
200/240 + 54/240 = 200 + 54/240 = 254/240 - 254/240 simplified gives 127/120
- So, 10/12 + 18/80 = 127/120
In mixed form: 17/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/12+18/80 10/12+36/80 10/24+18/80 30/12+18/80 10/12+54/80 10/36+18/80 50/12+18/80 10/12+90/80 10/60+18/80 70/12+18/80 10/84+18/80