Add 56/75 and 54/72
56/75 + 54/72 is 449/300.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 72 is 1800
Next, find the equivalent fraction of both fractional numbers with denominator 1800 - For the 1st fraction, since 75 × 24 = 1800,
56/75 = 56 × 24/75 × 24 = 1344/1800 - Likewise, for the 2nd fraction, since 72 × 25 = 1800,
54/72 = 54 × 25/72 × 25 = 1350/1800 - Add the two like fractions:
1344/1800 + 1350/1800 = 1344 + 1350/1800 = 2694/1800 - 2694/1800 simplified gives 449/300
- So, 56/75 + 54/72 = 449/300
In mixed form: 1149/300
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: