Add 30/28 and 54/8
1st number: 1 2/28, 2nd number: 6 6/8
30/28 + 54/8 is 219/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 8 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 28 × 2 = 56,
30/28 = 30 × 2/28 × 2 = 60/56 - Likewise, for the 2nd fraction, since 8 × 7 = 56,
54/8 = 54 × 7/8 × 7 = 378/56 - Add the two like fractions:
60/56 + 378/56 = 60 + 378/56 = 438/56 - 438/56 simplified gives 219/28
- So, 30/28 + 54/8 = 219/28
In mixed form: 723/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/28+54/8 30/56+54/8 30/28+54/16 90/28+54/8 30/84+54/8 30/28+54/24 30/28+54/40 30/28+54/56