Add 15/20 and 3/48
15/20 + 3/48 is 13/16.
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,
15/20 = 15 × 12/20 × 12 = 180/240 - Likewise, for the 2nd fraction, since 48 × 5 = 240,
3/48 = 3 × 5/48 × 5 = 15/240 - Add the two like fractions:
180/240 + 15/240 = 180 + 15/240 = 195/240 - 195/240 simplified gives 13/16
- So, 15/20 + 3/48 = 13/16
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/20+3/48 15/20+6/48 15/40+3/48 15/20+3/96 45/20+3/48 15/20+9/48 15/60+3/48 75/20+3/48 15/20+15/48 15/20+21/48