Add 5/72 and 1/20
5/72 + 1/20 is 43/360.
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,
5/72 = 5 × 5/72 × 5 = 25/360 - Likewise, for the 2nd fraction, since 20 × 18 = 360,
1/20 = 1 × 18/20 × 18 = 18/360 - Add the two like fractions:
25/360 + 18/360 = 25 + 18/360 = 43/360 - So, 5/72 + 1/20 = 43/360
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/72+1/20 5/72+2/20 5/72+1/40 15/72+1/20 5/72+3/20 5/72+1/60 25/72+1/20 5/72+5/20 35/72+1/20 5/72+7/20