Add 5/45 and 14/84
5/45 + 14/84 is 5/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 84 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 45 × 28 = 1260,
5/45 = 5 × 28/45 × 28 = 140/1260 - Likewise, for the 2nd fraction, since 84 × 15 = 1260,
14/84 = 14 × 15/84 × 15 = 210/1260 - Add the two like fractions:
140/1260 + 210/1260 = 140 + 210/1260 = 350/1260 - 350/1260 simplified gives 5/18
- So, 5/45 + 14/84 = 5/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/45+14/84 5/45+28/84 5/90+14/84 15/45+14/84 5/45+42/84 25/45+14/84 5/45+70/84 35/45+14/84 5/45+98/84