Add 3/14 and 7/90
3/14 + 7/90 is 92/315.
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,
7/90 = 7 × 7/90 × 7 = 49/630 - Add the two like fractions:
135/630 + 49/630 = 135 + 49/630 = 184/630 - 184/630 simplified gives 92/315
- So, 3/14 + 7/90 = 92/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/14+7/90 3/14+14/90 3/28+7/90 9/14+7/90 3/14+21/90 3/42+7/90 15/14+7/90 3/14+35/90 3/70+7/90 21/14+7/90 3/14+49/90 3/98+7/90