Add 10/7 and 98/70
1st number: 1 3/7, 2nd number: 1 28/70
10/7 + 98/70 is 99/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 7 × 10 = 70,
10/7 = 10 × 10/7 × 10 = 100/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
98/70 = 98 × 1/70 × 1 = 98/70 - Add the two like fractions:
100/70 + 98/70 = 100 + 98/70 = 198/70 - 198/70 simplified gives 99/35
- So, 10/7 + 98/70 = 99/35
In mixed form: 229/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/7+98/70 10/14+98/70 30/7+98/70 10/21+98/70 50/7+98/70 10/35+98/70 70/7+98/70 10/49+98/70