Add 98/42 and 12/28
1st number: 2 14/42, 2nd number: 12/28
98/42 + 12/28 is 58/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 28 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 42 × 2 = 84,
98/42 = 98 × 2/42 × 2 = 196/84 - Likewise, for the 2nd fraction, since 28 × 3 = 84,
12/28 = 12 × 3/28 × 3 = 36/84 - Add the two like fractions:
196/84 + 36/84 = 196 + 36/84 = 232/84 - 232/84 simplified gives 58/21
- So, 98/42 + 12/28 = 58/21
In mixed form: 216/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/42+24/28 98/84+12/28 98/42+12/56 98/42+36/28 98/42+12/84 98/42+60/28 98/42+84/28