Add 54/6 and 18/7
1st number: 9 0/6, 2nd number: 2 4/7
54/6 + 18/7 is 81/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 7 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 6 × 7 = 42,
54/6 = 54 × 7/6 × 7 = 378/42 - Likewise, for the 2nd fraction, since 7 × 6 = 42,
18/7 = 18 × 6/7 × 6 = 108/42 - Add the two like fractions:
378/42 + 108/42 = 378 + 108/42 = 486/42 - 486/42 simplified gives 81/7
- So, 54/6 + 18/7 = 81/7
In mixed form: 114/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/6+36/7 54/12+18/7 54/6+18/14 54/6+54/7 54/18+18/7 54/6+18/21 54/6+90/7 54/30+18/7 54/6+18/35 54/42+18/7 54/6+18/49