Add 48/28 and 4/12
1st number: 1 20/28, 2nd number: 4/12
48/28 + 4/12 is 43/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 12 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 28 × 3 = 84,
48/28 = 48 × 3/28 × 3 = 144/84 - Likewise, for the 2nd fraction, since 12 × 7 = 84,
4/12 = 4 × 7/12 × 7 = 28/84 - Add the two like fractions:
144/84 + 28/84 = 144 + 28/84 = 172/84 - 172/84 simplified gives 43/21
- So, 48/28 + 4/12 = 43/21
In mixed form: 21/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/28+4/12 48/28+8/12 48/56+4/12 48/28+4/24 48/84+4/12 48/28+4/36 48/28+20/12 48/28+4/60 48/28+28/12 48/28+4/84