Add 1/15 and 98/42
1st number: 1/15, 2nd number: 2 14/42
1/15 + 98/42 is 12/5.
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,
1/15 = 1 × 14/15 × 14 = 14/210 - Likewise, for the 2nd fraction, since 42 × 5 = 210,
98/42 = 98 × 5/42 × 5 = 490/210 - Add the two like fractions:
14/210 + 490/210 = 14 + 490/210 = 504/210 - 504/210 simplified gives 12/5
- So, 1/15 + 98/42 = 12/5
In mixed form: 22/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/15+98/42 1/30+98/42 1/15+98/84 3/15+98/42 1/45+98/42 5/15+98/42 1/75+98/42 7/15+98/42