Add 30/72 and 18/25
30/72 + 18/25 is 341/300.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 25 is 1800
Next, find the equivalent fraction of both fractional numbers with denominator 1800 - For the 1st fraction, since 72 × 25 = 1800,
30/72 = 30 × 25/72 × 25 = 750/1800 - Likewise, for the 2nd fraction, since 25 × 72 = 1800,
18/25 = 18 × 72/25 × 72 = 1296/1800 - Add the two like fractions:
750/1800 + 1296/1800 = 750 + 1296/1800 = 2046/1800 - 2046/1800 simplified gives 341/300
- So, 30/72 + 18/25 = 341/300
In mixed form: 141/300
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/72+18/25 30/72+36/25 30/72+18/50 90/72+18/25 30/72+54/25 30/72+18/75 30/72+90/25