Add 98/49 and 42/63
1st number: 2 0/49, 2nd number: 42/63
98/49 + 42/63 is 8/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 63 is 441
Next, find the equivalent fraction of both fractional numbers with denominator 441 - For the 1st fraction, since 49 × 9 = 441,
98/49 = 98 × 9/49 × 9 = 882/441 - Likewise, for the 2nd fraction, since 63 × 7 = 441,
42/63 = 42 × 7/63 × 7 = 294/441 - Add the two like fractions:
882/441 + 294/441 = 882 + 294/441 = 1176/441 - 1176/441 simplified gives 8/3
- So, 98/49 + 42/63 = 8/3
In mixed form: 22/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/49+84/63