Add 20/60 and 1/72
20/60 + 1/72 is 25/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 72 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 60 × 6 = 360,
20/60 = 20 × 6/60 × 6 = 120/360 - Likewise, for the 2nd fraction, since 72 × 5 = 360,
1/72 = 1 × 5/72 × 5 = 5/360 - Add the two like fractions:
120/360 + 5/360 = 120 + 5/360 = 125/360 - 125/360 simplified gives 25/72
- So, 20/60 + 1/72 = 25/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/60+1/72 20/60+2/72 20/60+3/72 20/60+5/72 20/60+7/72