Add 80/14 and 2/40
1st number: 5 10/14, 2nd number: 2/40
80/14 + 2/40 is 807/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 40 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 14 × 20 = 280,
80/14 = 80 × 20/14 × 20 = 1600/280 - Likewise, for the 2nd fraction, since 40 × 7 = 280,
2/40 = 2 × 7/40 × 7 = 14/280 - Add the two like fractions:
1600/280 + 14/280 = 1600 + 14/280 = 1614/280 - 1614/280 simplified gives 807/140
- So, 80/14 + 2/40 = 807/140
In mixed form: 5107/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/14+4/40 80/28+2/40 80/14+2/80 80/14+6/40 80/42+2/40 80/14+10/40 80/70+2/40 80/14+14/40 80/98+2/40