Add 10/45 and 63/54
1st number: 10/45, 2nd number: 1 9/54
10/45 + 63/54 is 25/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 54 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 45 × 6 = 270,
10/45 = 10 × 6/45 × 6 = 60/270 - Likewise, for the 2nd fraction, since 54 × 5 = 270,
63/54 = 63 × 5/54 × 5 = 315/270 - Add the two like fractions:
60/270 + 315/270 = 60 + 315/270 = 375/270 - 375/270 simplified gives 25/18
- So, 10/45 + 63/54 = 25/18
In mixed form: 17/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/45+63/54 10/90+63/54 30/45+63/54 50/45+63/54 70/45+63/54