Add 20/30 and 4/48
20/30 + 4/48 is 3/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 48 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 30 × 8 = 240,
20/30 = 20 × 8/30 × 8 = 160/240 - Likewise, for the 2nd fraction, since 48 × 5 = 240,
4/48 = 4 × 5/48 × 5 = 20/240 - Add the two like fractions:
160/240 + 20/240 = 160 + 20/240 = 180/240 - 180/240 simplified gives 3/4
- So, 20/30 + 4/48 = 3/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/30+4/48 20/30+8/48 20/60+4/48 20/30+4/96 60/30+4/48 20/30+12/48 20/90+4/48 20/30+20/48 20/30+28/48