Add 56/18 and 54/7
1st number: 3 2/18, 2nd number: 7 5/7
56/18 + 54/7 is 682/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 7 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 18 × 7 = 126,
56/18 = 56 × 7/18 × 7 = 392/126 - Likewise, for the 2nd fraction, since 7 × 18 = 126,
54/7 = 54 × 18/7 × 18 = 972/126 - Add the two like fractions:
392/126 + 972/126 = 392 + 972/126 = 1364/126 - 1364/126 simplified gives 682/63
- So, 56/18 + 54/7 = 682/63
In mixed form: 1052/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/36+54/7 56/18+54/14 56/54+54/7 56/18+54/21 56/90+54/7 56/18+54/35 56/18+54/49