Add 36/20 and 63/80
1st number: 1 16/20, 2nd number: 63/80
36/20 + 63/80 is 207/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 20 × 4 = 80,
36/20 = 36 × 4/20 × 4 = 144/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
63/80 = 63 × 1/80 × 1 = 63/80 - Add the two like fractions:
144/80 + 63/80 = 144 + 63/80 = 207/80 - So, 36/20 + 63/80 = 207/80
In mixed form: 247/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/20+63/80 36/40+63/80 36/60+63/80