Add 3/14 and 28/90
3/14 + 28/90 is 331/630.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 90 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 14 × 45 = 630,
3/14 = 3 × 45/14 × 45 = 135/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
28/90 = 28 × 7/90 × 7 = 196/630 - Add the two like fractions:
135/630 + 196/630 = 135 + 196/630 = 331/630 - So, 3/14 + 28/90 = 331/630
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/14+28/90 3/14+56/90 3/28+28/90 9/14+28/90 3/14+84/90 3/42+28/90 15/14+28/90 3/70+28/90 21/14+28/90 3/98+28/90