Add 3/70 and 28/9
1st number: 3/70, 2nd number: 3 1/9
3/70 + 28/9 is 1987/630.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 9 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 70 × 9 = 630,
3/70 = 3 × 9/70 × 9 = 27/630 - Likewise, for the 2nd fraction, since 9 × 70 = 630,
28/9 = 28 × 70/9 × 70 = 1960/630 - Add the two like fractions:
27/630 + 1960/630 = 27 + 1960/630 = 1987/630 - So, 3/70 + 28/9 = 1987/630
In mixed form: 397/630
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/70+28/9 3/70+56/9 3/70+28/18 9/70+28/9 3/70+84/9 3/70+28/27 15/70+28/9 3/70+28/45 21/70+28/9 3/70+28/63