Add 30/56 and 54/12
1st number: 30/56, 2nd number: 4 6/12
30/56 + 54/12 is 141/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 12 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 56 × 3 = 168,
30/56 = 30 × 3/56 × 3 = 90/168 - Likewise, for the 2nd fraction, since 12 × 14 = 168,
54/12 = 54 × 14/12 × 14 = 756/168 - Add the two like fractions:
90/168 + 756/168 = 90 + 756/168 = 846/168 - 846/168 simplified gives 141/28
- So, 30/56 + 54/12 = 141/28
In mixed form: 51/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/56+54/12 30/56+54/24 90/56+54/12 30/56+54/36 30/56+54/60 30/56+54/84