Add 20/36 and 12/48
20/36 + 12/48 is 29/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 48 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 36 × 4 = 144,
20/36 = 20 × 4/36 × 4 = 80/144 - Likewise, for the 2nd fraction, since 48 × 3 = 144,
12/48 = 12 × 3/48 × 3 = 36/144 - Add the two like fractions:
80/144 + 36/144 = 80 + 36/144 = 116/144 - 116/144 simplified gives 29/36
- So, 20/36 + 12/48 = 29/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/36+12/48 20/36+24/48 20/72+12/48 20/36+12/96 60/36+12/48 20/36+36/48 20/36+60/48 20/36+84/48