Add 63/75 and 36/45
63/75 + 36/45 is 41/25.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 45 is 225
Next, find the equivalent fraction of both fractional numbers with denominator 225 - For the 1st fraction, since 75 × 3 = 225,
63/75 = 63 × 3/75 × 3 = 189/225 - Likewise, for the 2nd fraction, since 45 × 5 = 225,
36/45 = 36 × 5/45 × 5 = 180/225 - Add the two like fractions:
189/225 + 180/225 = 189 + 180/225 = 369/225 - 369/225 simplified gives 41/25
- So, 63/75 + 36/45 = 41/25
In mixed form: 116/25
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/75+72/45 63/75+36/90