Add 63/12 and 98/7
1st number: 5 3/12, 2nd number: 14 0/7
63/12 + 98/7 is 77/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 7 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
63/12 = 63 × 7/12 × 7 = 441/84 - Likewise, for the 2nd fraction, since 7 × 12 = 84,
98/7 = 98 × 12/7 × 12 = 1176/84 - Add the two like fractions:
441/84 + 1176/84 = 441 + 1176/84 = 1617/84 - 1617/84 simplified gives 77/4
- So, 63/12 + 98/7 = 77/4
In mixed form: 191/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/24+98/7 63/12+98/14 63/36+98/7 63/12+98/21 63/60+98/7 63/12+98/35 63/84+98/7 63/12+98/49