Add 7/20 and 80/4
1st number: 7/20, 2nd number: 20 0/4
7/20 + 80/4 is 407/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 4 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 20 × 1 = 20,
7/20 = 7 × 1/20 × 1 = 7/20 - Likewise, for the 2nd fraction, since 4 × 5 = 20,
80/4 = 80 × 5/4 × 5 = 400/20 - Add the two like fractions:
7/20 + 400/20 = 7 + 400/20 = 407/20 - So, 7/20 + 80/4 = 407/20
In mixed form: 207/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/20+80/4 7/40+80/4 7/20+80/8 21/20+80/4 7/60+80/4 7/20+80/12 35/20+80/4 7/20+80/20 49/20+80/4 7/20+80/28