Add 9/72 and 48/20
1st number: 9/72, 2nd number: 2 8/20
9/72 + 48/20 is 101/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 20 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 72 × 5 = 360,
9/72 = 9 × 5/72 × 5 = 45/360 - Likewise, for the 2nd fraction, since 20 × 18 = 360,
48/20 = 48 × 18/20 × 18 = 864/360 - Add the two like fractions:
45/360 + 864/360 = 45 + 864/360 = 909/360 - 909/360 simplified gives 101/40
- So, 9/72 + 48/20 = 101/40
In mixed form: 221/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/72+48/20 9/72+96/20 9/72+48/40 27/72+48/20 9/72+48/60 45/72+48/20 63/72+48/20