Add 18/7 and 98/54
1st number: 2 4/7, 2nd number: 1 44/54
18/7 + 98/54 is 829/189.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 54 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 7 × 54 = 378,
18/7 = 18 × 54/7 × 54 = 972/378 - Likewise, for the 2nd fraction, since 54 × 7 = 378,
98/54 = 98 × 7/54 × 7 = 686/378 - Add the two like fractions:
972/378 + 686/378 = 972 + 686/378 = 1658/378 - 1658/378 simplified gives 829/189
- So, 18/7 + 98/54 = 829/189
In mixed form: 473/189
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/7+98/54 18/14+98/54 54/7+98/54 18/21+98/54 90/7+98/54 18/35+98/54 18/49+98/54