Add 98/28 and 72/7
1st number: 3 14/28, 2nd number: 10 2/7
98/28 + 72/7 is 193/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 7 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 28 × 1 = 28,
98/28 = 98 × 1/28 × 1 = 98/28 - Likewise, for the 2nd fraction, since 7 × 4 = 28,
72/7 = 72 × 4/7 × 4 = 288/28 - Add the two like fractions:
98/28 + 288/28 = 98 + 288/28 = 386/28 - 386/28 simplified gives 193/14
- So, 98/28 + 72/7 = 193/14
In mixed form: 1311/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/56+72/7 98/28+72/14 98/84+72/7 98/28+72/21 98/28+72/35 98/28+72/49