Add 28/5 and 98/28
1st number: 5 3/5, 2nd number: 3 14/28
28/5 + 98/28 is 91/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 28 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 5 × 28 = 140,
28/5 = 28 × 28/5 × 28 = 784/140 - Likewise, for the 2nd fraction, since 28 × 5 = 140,
98/28 = 98 × 5/28 × 5 = 490/140 - Add the two like fractions:
784/140 + 490/140 = 784 + 490/140 = 1274/140 - 1274/140 simplified gives 91/10
- So, 28/5 + 98/28 = 91/10
In mixed form: 91/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/5+98/28 28/10+98/28 28/5+98/56 84/5+98/28 28/15+98/28 28/5+98/84 28/25+98/28 28/35+98/28