Add 12/45 and 9/14
12/45 + 9/14 is 191/210.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 14 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 45 × 14 = 630,
12/45 = 12 × 14/45 × 14 = 168/630 - Likewise, for the 2nd fraction, since 14 × 45 = 630,
9/14 = 9 × 45/14 × 45 = 405/630 - Add the two like fractions:
168/630 + 405/630 = 168 + 405/630 = 573/630 - 573/630 simplified gives 191/210
- So, 12/45 + 9/14 = 191/210
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/45+9/14 12/45+18/14 12/90+9/14 12/45+9/28 36/45+9/14 12/45+27/14 12/45+9/42 60/45+9/14 12/45+45/14 12/45+9/70 84/45+9/14 12/45+63/14 12/45+9/98