Add 7/2 and 2/80
1st number: 3 1/2, 2nd number: 2/80
7/2 + 2/80 is 141/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 2 × 40 = 80,
7/2 = 7 × 40/2 × 40 = 280/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
2/80 = 2 × 1/80 × 1 = 2/80 - Add the two like fractions:
280/80 + 2/80 = 280 + 2/80 = 282/80 - 282/80 simplified gives 141/40
- So, 7/2 + 2/80 = 141/40
In mixed form: 321/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/2+2/80 7/2+4/80 7/4+2/80 21/2+2/80 7/2+6/80 7/6+2/80 35/2+2/80 7/2+10/80 7/10+2/80 49/2+2/80 7/2+14/80 7/14+2/80