Add 7/4 and 98/80
1st number: 1 3/4, 2nd number: 1 18/80
7/4 + 98/80 is 119/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 4 × 20 = 80,
7/4 = 7 × 20/4 × 20 = 140/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
98/80 = 98 × 1/80 × 1 = 98/80 - Add the two like fractions:
140/80 + 98/80 = 140 + 98/80 = 238/80 - 238/80 simplified gives 119/40
- So, 7/4 + 98/80 = 119/40
In mixed form: 239/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/4+98/80 7/8+98/80 21/4+98/80 7/12+98/80 35/4+98/80 7/20+98/80 49/4+98/80 7/28+98/80