Add 7/20 and 4/60
7/20 + 4/60 is 5/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 60 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 20 × 3 = 60,
7/20 = 7 × 3/20 × 3 = 21/60 - Likewise, for the 2nd fraction, since 60 × 1 = 60,
4/60 = 4 × 1/60 × 1 = 4/60 - Add the two like fractions:
21/60 + 4/60 = 21 + 4/60 = 25/60 - 25/60 simplified gives 5/12
- So, 7/20 + 4/60 = 5/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/20+4/60 7/20+8/60 7/40+4/60 21/20+4/60 7/20+12/60 7/60+4/60 35/20+4/60 7/20+20/60 49/20+4/60 7/20+28/60