Add 98/7 and 18/8
1st number: 14 0/7, 2nd number: 2 2/8
98/7 + 18/8 is 65/4.
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,
18/8 = 18 × 7/8 × 7 = 126/56 - Add the two like fractions:
784/56 + 126/56 = 784 + 126/56 = 910/56 - 910/56 simplified gives 65/4
- So, 98/7 + 18/8 = 65/4
In mixed form: 161/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/7+36/8 98/14+18/8 98/7+18/16 98/7+54/8 98/21+18/8 98/7+18/24 98/7+90/8 98/35+18/8 98/7+18/40 98/49+18/8 98/7+18/56