Add 98/20 and 9/54
1st number: 4 18/20, 2nd number: 9/54
98/20 + 9/54 is 76/15.
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,
98/20 = 98 × 27/20 × 27 = 2646/540 - Likewise, for the 2nd fraction, since 54 × 10 = 540,
9/54 = 9 × 10/54 × 10 = 90/540 - Add the two like fractions:
2646/540 + 90/540 = 2646 + 90/540 = 2736/540 - 2736/540 simplified gives 76/15
- So, 98/20 + 9/54 = 76/15
In mixed form: 51/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/20+18/54 98/40+9/54 98/20+27/54 98/60+9/54 98/20+45/54 98/20+63/54