Add 10/20 and 63/54
1st number: 10/20, 2nd number: 1 9/54
10/20 + 63/54 is 5/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 54 is 540
Next, find the equivalent fraction of both fractional numbers with denominator 540 - For the 1st fraction, since 20 × 27 = 540,
10/20 = 10 × 27/20 × 27 = 270/540 - Likewise, for the 2nd fraction, since 54 × 10 = 540,
63/54 = 63 × 10/54 × 10 = 630/540 - Add the two like fractions:
270/540 + 630/540 = 270 + 630/540 = 900/540 - 900/540 simplified gives 5/3
- So, 10/20 + 63/54 = 5/3
In mixed form: 12/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/40+63/54 30/20+63/54 10/60+63/54 50/20+63/54 70/20+63/54