Add 98/30 and 7/28
1st number: 3 8/30, 2nd number: 7/28
98/30 + 7/28 is 211/60.
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,
7/28 = 7 × 15/28 × 15 = 105/420 - Add the two like fractions:
1372/420 + 105/420 = 1372 + 105/420 = 1477/420 - 1477/420 simplified gives 211/60
- So, 98/30 + 7/28 = 211/60
In mixed form: 331/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/30+14/28 98/60+7/28 98/30+7/56 98/30+21/28 98/90+7/28 98/30+7/84 98/30+35/28 98/30+49/28