Add 1/20 and 20/48
1/20 + 20/48 is 7/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 48 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 20 × 12 = 240,
1/20 = 1 × 12/20 × 12 = 12/240 - Likewise, for the 2nd fraction, since 48 × 5 = 240,
20/48 = 20 × 5/48 × 5 = 100/240 - Add the two like fractions:
12/240 + 100/240 = 12 + 100/240 = 112/240 - 112/240 simplified gives 7/15
- So, 1/20 + 20/48 = 7/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/20+20/48 1/20+40/48 1/40+20/48 1/20+20/96 3/20+20/48 1/20+60/48 1/60+20/48 5/20+20/48 7/20+20/48