Add 98/15 and 12/63
1st number: 6 8/15, 2nd number: 12/63
98/15 + 12/63 is 706/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 63 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 15 × 21 = 315,
98/15 = 98 × 21/15 × 21 = 2058/315 - Likewise, for the 2nd fraction, since 63 × 5 = 315,
12/63 = 12 × 5/63 × 5 = 60/315 - Add the two like fractions:
2058/315 + 60/315 = 2058 + 60/315 = 2118/315 - 2118/315 simplified gives 706/105
- So, 98/15 + 12/63 = 706/105
In mixed form: 676/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/15+24/63 98/30+12/63 98/15+36/63 98/45+12/63 98/15+60/63 98/75+12/63 98/15+84/63