Add 1/7 and 75/80
1/7 + 75/80 is 121/112.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 80 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 7 × 80 = 560,
1/7 = 1 × 80/7 × 80 = 80/560 - Likewise, for the 2nd fraction, since 80 × 7 = 560,
75/80 = 75 × 7/80 × 7 = 525/560 - Add the two like fractions:
80/560 + 525/560 = 80 + 525/560 = 605/560 - 605/560 simplified gives 121/112
- So, 1/7 + 75/80 = 121/112
In mixed form: 19/112
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/7+75/80 1/14+75/80 3/7+75/80 1/21+75/80 5/7+75/80 1/35+75/80 1/49+75/80