Add 6/28 and 54/30
1st number: 6/28, 2nd number: 1 24/30
6/28 + 54/30 is 141/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 30 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 28 × 15 = 420,
6/28 = 6 × 15/28 × 15 = 90/420 - Likewise, for the 2nd fraction, since 30 × 14 = 420,
54/30 = 54 × 14/30 × 14 = 756/420 - Add the two like fractions:
90/420 + 756/420 = 90 + 756/420 = 846/420 - 846/420 simplified gives 141/70
- So, 6/28 + 54/30 = 141/70
In mixed form: 21/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/28+54/30 6/56+54/30 6/28+54/60 18/28+54/30 6/84+54/30 6/28+54/90 30/28+54/30 42/28+54/30