Add 63/80 and 42/14
1st number: 63/80, 2nd number: 3 0/14
63/80 + 42/14 is 303/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 14 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 80 × 7 = 560,
63/80 = 63 × 7/80 × 7 = 441/560 - Likewise, for the 2nd fraction, since 14 × 40 = 560,
42/14 = 42 × 40/14 × 40 = 1680/560 - Add the two like fractions:
441/560 + 1680/560 = 441 + 1680/560 = 2121/560 - 2121/560 simplified gives 303/80
- So, 63/80 + 42/14 = 303/80
In mixed form: 363/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/80+84/14 63/80+42/28 63/80+42/70 63/80+42/98