Add 98/12 and 70/7
1st number: 8 2/12, 2nd number: 10 0/7
98/12 + 70/7 is 109/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 7 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 7 × 12 = 84,
70/7 = 70 × 12/7 × 12 = 840/84 - Add the two like fractions:
686/84 + 840/84 = 686 + 840/84 = 1526/84 - 1526/84 simplified gives 109/6
- So, 98/12 + 70/7 = 109/6
In mixed form: 181/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/24+70/7 98/12+70/14 98/36+70/7 98/12+70/21 98/60+70/7 98/12+70/35 98/84+70/7 98/12+70/49