Add 63/12 and 4/80
1st number: 5 3/12, 2nd number: 4/80
63/12 + 4/80 is 53/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 80 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 12 × 20 = 240,
63/12 = 63 × 20/12 × 20 = 1260/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
4/80 = 4 × 3/80 × 3 = 12/240 - Add the two like fractions:
1260/240 + 12/240 = 1260 + 12/240 = 1272/240 - 1272/240 simplified gives 53/10
- So, 63/12 + 4/80 = 53/10
In mixed form: 53/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/12+8/80 63/24+4/80 63/12+12/80 63/36+4/80 63/12+20/80 63/60+4/80 63/12+28/80 63/84+4/80