Add 1/4 and 28/70
1/4 + 28/70 is 13/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 70 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 4 × 35 = 140,
1/4 = 1 × 35/4 × 35 = 35/140 - Likewise, for the 2nd fraction, since 70 × 2 = 140,
28/70 = 28 × 2/70 × 2 = 56/140 - Add the two like fractions:
35/140 + 56/140 = 35 + 56/140 = 91/140 - 91/140 simplified gives 13/20
- So, 1/4 + 28/70 = 13/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/4+28/70 1/4+56/70 1/8+28/70 3/4+28/70 1/4+84/70 1/12+28/70 5/4+28/70 1/20+28/70 7/4+28/70 1/28+28/70