Add 98/12 and 1/28
1st number: 8 2/12, 2nd number: 1/28
98/12 + 1/28 is 689/84.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 28 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
98/12 = 98 × 7/12 × 7 = 686/84 - Likewise, for the 2nd fraction, since 28 × 3 = 84,
1/28 = 1 × 3/28 × 3 = 3/84 - Add the two like fractions:
686/84 + 3/84 = 686 + 3/84 = 689/84 - So, 98/12 + 1/28 = 689/84
In mixed form: 817/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/12+2/28 98/24+1/28 98/12+1/56 98/12+3/28 98/36+1/28 98/12+1/84 98/12+5/28 98/60+1/28 98/12+7/28 98/84+1/28