Add 24/45 and 63/72
24/45 + 63/72 is 169/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 72 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 45 × 8 = 360,
24/45 = 24 × 8/45 × 8 = 192/360 - Likewise, for the 2nd fraction, since 72 × 5 = 360,
63/72 = 63 × 5/72 × 5 = 315/360 - Add the two like fractions:
192/360 + 315/360 = 192 + 315/360 = 507/360 - 507/360 simplified gives 169/120
- So, 24/45 + 63/72 = 169/120
In mixed form: 149/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/45+63/72 24/90+63/72 72/45+63/72