Add 20/14 and 14/45
1st number: 1 6/14, 2nd number: 14/45
20/14 + 14/45 is 548/315.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 45 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 14 × 45 = 630,
20/14 = 20 × 45/14 × 45 = 900/630 - Likewise, for the 2nd fraction, since 45 × 14 = 630,
14/45 = 14 × 14/45 × 14 = 196/630 - Add the two like fractions:
900/630 + 196/630 = 900 + 196/630 = 1096/630 - 1096/630 simplified gives 548/315
- So, 20/14 + 14/45 = 548/315
In mixed form: 1233/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/14+14/45 20/14+28/45 20/28+14/45 20/14+14/90 60/14+14/45 20/14+42/45 20/42+14/45 20/14+70/45 20/70+14/45 20/14+98/45 20/98+14/45