Add 63/4 and 15/80
1st number: 15 3/4, 2nd number: 15/80
63/4 + 15/80 is 255/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 4 × 20 = 80,
63/4 = 63 × 20/4 × 20 = 1260/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
15/80 = 15 × 1/80 × 1 = 15/80 - Add the two like fractions:
1260/80 + 15/80 = 1260 + 15/80 = 1275/80 - 1275/80 simplified gives 255/16
- So, 63/4 + 15/80 = 255/16
In mixed form: 1515/16
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/4+30/80 63/8+15/80 63/4+45/80 63/12+15/80 63/4+75/80 63/20+15/80 63/28+15/80