Add 56/42 and 54/7
1st number: 1 14/42, 2nd number: 7 5/7
56/42 + 54/7 is 190/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 7 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 42 × 1 = 42,
56/42 = 56 × 1/42 × 1 = 56/42 - Likewise, for the 2nd fraction, since 7 × 6 = 42,
54/7 = 54 × 6/7 × 6 = 324/42 - Add the two like fractions:
56/42 + 324/42 = 56 + 324/42 = 380/42 - 380/42 simplified gives 190/21
- So, 56/42 + 54/7 = 190/21
In mixed form: 91/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/84+54/7 56/42+54/14 56/42+54/21 56/42+54/35 56/42+54/49