Add 98/7 and 81/8
1st number: 14 0/7, 2nd number: 10 1/8
98/7 + 81/8 is 193/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 8 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 7 × 8 = 56,
98/7 = 98 × 8/7 × 8 = 784/56 - Likewise, for the 2nd fraction, since 8 × 7 = 56,
81/8 = 81 × 7/8 × 7 = 567/56 - Add the two like fractions:
784/56 + 567/56 = 784 + 567/56 = 1351/56 - 1351/56 simplified gives 193/8
- So, 98/7 + 81/8 = 193/8
In mixed form: 241/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/14+81/8 98/7+81/16 98/21+81/8 98/7+81/24 98/35+81/8 98/7+81/40 98/49+81/8 98/7+81/56