Add 12/36 and 75/80
12/36 + 75/80 is 61/48.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 80 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 36 × 20 = 720,
12/36 = 12 × 20/36 × 20 = 240/720 - Likewise, for the 2nd fraction, since 80 × 9 = 720,
75/80 = 75 × 9/80 × 9 = 675/720 - Add the two like fractions:
240/720 + 675/720 = 240 + 675/720 = 915/720 - 915/720 simplified gives 61/48
- So, 12/36 + 75/80 = 61/48
In mixed form: 113/48
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/36+75/80 12/72+75/80 60/36+75/80 84/36+75/80