Add 10/14 and 27/90
10/14 + 27/90 is 71/70.
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,
10/14 = 10 × 45/14 × 45 = 450/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
27/90 = 27 × 7/90 × 7 = 189/630 - Add the two like fractions:
450/630 + 189/630 = 450 + 189/630 = 639/630 - 639/630 simplified gives 71/70
- So, 10/14 + 27/90 = 71/70
In mixed form: 11/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/14+27/90 10/14+54/90 10/28+27/90 30/14+27/90 10/14+81/90 10/42+27/90 50/14+27/90 10/70+27/90 70/14+27/90 10/98+27/90