Add 3/20 and 1/4
3/20 + 1/4 is 2/5.
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,
3/20 = 3 × 1/20 × 1 = 3/20 - Likewise, for the 2nd fraction, since 4 × 5 = 20,
1/4 = 1 × 5/4 × 5 = 5/20 - Add the two like fractions:
3/20 + 5/20 = 3 + 5/20 = 8/20 - 8/20 simplified gives 2/5
- So, 3/20 + 1/4 = 2/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/20+1/4 3/20+2/4 3/40+1/4 3/20+1/8 9/20+1/4 3/20+3/4 3/60+1/4 3/20+1/12 15/20+1/4 3/20+5/4 3/20+1/20 21/20+1/4 3/20+7/4 3/20+1/28