Add 20/25 and 14/72
20/25 + 14/72 is 179/180.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 72 is 1800
Next, find the equivalent fraction of both fractional numbers with denominator 1800 - For the 1st fraction, since 25 × 72 = 1800,
20/25 = 20 × 72/25 × 72 = 1440/1800 - Likewise, for the 2nd fraction, since 72 × 25 = 1800,
14/72 = 14 × 25/72 × 25 = 350/1800 - Add the two like fractions:
1440/1800 + 350/1800 = 1440 + 350/1800 = 1790/1800 - 1790/1800 simplified gives 179/180
- So, 20/25 + 14/72 = 179/180
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/25+14/72 20/25+28/72 20/50+14/72 60/25+14/72 20/25+42/72 20/75+14/72 20/25+70/72 20/25+98/72