Add 3/28 and 14/15
3/28 + 14/15 is 437/420.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 15 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 28 × 15 = 420,
3/28 = 3 × 15/28 × 15 = 45/420 - Likewise, for the 2nd fraction, since 15 × 28 = 420,
14/15 = 14 × 28/15 × 28 = 392/420 - Add the two like fractions:
45/420 + 392/420 = 45 + 392/420 = 437/420 - So, 3/28 + 14/15 = 437/420
In mixed form: 117/420
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/28+14/15 3/28+28/15 3/56+14/15 3/28+14/30 9/28+14/15 3/28+42/15 3/84+14/15 3/28+14/45 15/28+14/15 3/28+70/15 3/28+14/75 21/28+14/15 3/28+98/15