Add 54/30 and 3/28
1st number: 1 24/30, 2nd number: 3/28
54/30 + 3/28 is 267/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 28 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 30 × 14 = 420,
54/30 = 54 × 14/30 × 14 = 756/420 - Likewise, for the 2nd fraction, since 28 × 15 = 420,
3/28 = 3 × 15/28 × 15 = 45/420 - Add the two like fractions:
756/420 + 45/420 = 756 + 45/420 = 801/420 - 801/420 simplified gives 267/140
- So, 54/30 + 3/28 = 267/140
In mixed form: 1127/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/30+6/28 54/60+3/28 54/30+3/56 54/30+9/28 54/90+3/28 54/30+3/84 54/30+15/28 54/30+21/28