Add 90/14 and 6/80
1st number: 6 6/14, 2nd number: 6/80
90/14 + 6/80 is 1821/280.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 80 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 14 × 40 = 560,
90/14 = 90 × 40/14 × 40 = 3600/560 - Likewise, for the 2nd fraction, since 80 × 7 = 560,
6/80 = 6 × 7/80 × 7 = 42/560 - Add the two like fractions:
3600/560 + 42/560 = 3600 + 42/560 = 3642/560 - 3642/560 simplified gives 1821/280
- So, 90/14 + 6/80 = 1821/280
In mixed form: 6141/280
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/14+12/80 90/28+6/80 90/14+18/80 90/42+6/80 90/14+30/80 90/70+6/80 90/14+42/80 90/98+6/80