Add 5/25 and 15/72
5/25 + 15/72 is 49/120.
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,
5/25 = 5 × 72/25 × 72 = 360/1800 - Likewise, for the 2nd fraction, since 72 × 25 = 1800,
15/72 = 15 × 25/72 × 25 = 375/1800 - Add the two like fractions:
360/1800 + 375/1800 = 360 + 375/1800 = 735/1800 - 735/1800 simplified gives 49/120
- So, 5/25 + 15/72 = 49/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/25+15/72 5/25+30/72 5/50+15/72 15/25+15/72 5/25+45/72 5/75+15/72 5/25+75/72 35/25+15/72