Add 98/30 and 9/28
1st number: 3 8/30, 2nd number: 9/28
98/30 + 9/28 is 1507/420.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 28 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 30 × 14 = 420,
98/30 = 98 × 14/30 × 14 = 1372/420 - Likewise, for the 2nd fraction, since 28 × 15 = 420,
9/28 = 9 × 15/28 × 15 = 135/420 - Add the two like fractions:
1372/420 + 135/420 = 1372 + 135/420 = 1507/420 - So, 98/30 + 9/28 = 1507/420
In mixed form: 3247/420
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/30+18/28 98/60+9/28 98/30+9/56 98/30+27/28 98/90+9/28 98/30+9/84 98/30+45/28 98/30+63/28