Add 4/28 and 14/45
4/28 + 14/45 is 143/315.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 45 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 28 × 45 = 1260,
4/28 = 4 × 45/28 × 45 = 180/1260 - Likewise, for the 2nd fraction, since 45 × 28 = 1260,
14/45 = 14 × 28/45 × 28 = 392/1260 - Add the two like fractions:
180/1260 + 392/1260 = 180 + 392/1260 = 572/1260 - 572/1260 simplified gives 143/315
- So, 4/28 + 14/45 = 143/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/28+14/45 4/28+28/45 4/56+14/45 4/28+14/90 12/28+14/45 4/28+42/45 4/84+14/45 20/28+14/45 4/28+70/45 4/28+98/45