Add 18/7 and 4/54
1st number: 2 4/7, 2nd number: 4/54
18/7 + 4/54 is 500/189.
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,
4/54 = 4 × 7/54 × 7 = 28/378 - Add the two like fractions:
972/378 + 28/378 = 972 + 28/378 = 1000/378 - 1000/378 simplified gives 500/189
- So, 18/7 + 4/54 = 500/189
In mixed form: 2122/189
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/7+4/54 18/7+8/54 18/14+4/54 54/7+4/54 18/7+12/54 18/21+4/54 90/7+4/54 18/7+20/54 18/35+4/54 18/7+28/54 18/49+4/54