Add 36/80 and 63/4
1st number: 36/80, 2nd number: 15 3/4
36/80 + 63/4 is 81/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 4 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 80 × 1 = 80,
36/80 = 36 × 1/80 × 1 = 36/80 - Likewise, for the 2nd fraction, since 4 × 20 = 80,
63/4 = 63 × 20/4 × 20 = 1260/80 - Add the two like fractions:
36/80 + 1260/80 = 36 + 1260/80 = 1296/80 - 1296/80 simplified gives 81/5
- So, 36/80 + 63/4 = 81/5
In mixed form: 161/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/80+63/4 36/80+63/8 36/80+63/12 36/80+63/20 36/80+63/28