Add 98/42 and 56/54
1st number: 2 14/42, 2nd number: 1 2/54
98/42 + 56/54 is 91/27.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 54 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 42 × 9 = 378,
98/42 = 98 × 9/42 × 9 = 882/378 - Likewise, for the 2nd fraction, since 54 × 7 = 378,
56/54 = 56 × 7/54 × 7 = 392/378 - Add the two like fractions:
882/378 + 392/378 = 882 + 392/378 = 1274/378 - 1274/378 simplified gives 91/27
- So, 98/42 + 56/54 = 91/27
In mixed form: 310/27
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/84+56/54