Add 98/15 and 30/42
1st number: 6 8/15, 2nd number: 30/42
98/15 + 30/42 is 761/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 42 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 15 × 14 = 210,
98/15 = 98 × 14/15 × 14 = 1372/210 - Likewise, for the 2nd fraction, since 42 × 5 = 210,
30/42 = 30 × 5/42 × 5 = 150/210 - Add the two like fractions:
1372/210 + 150/210 = 1372 + 150/210 = 1522/210 - 1522/210 simplified gives 761/105
- So, 98/15 + 30/42 = 761/105
In mixed form: 726/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/15+60/42 98/30+30/42 98/15+30/84 98/15+90/42 98/45+30/42 98/75+30/42