Add 3/35 and 28/20
1st number: 3/35, 2nd number: 1 8/20
3/35 + 28/20 is 52/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 20 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 35 × 4 = 140,
3/35 = 3 × 4/35 × 4 = 12/140 - Likewise, for the 2nd fraction, since 20 × 7 = 140,
28/20 = 28 × 7/20 × 7 = 196/140 - Add the two like fractions:
12/140 + 196/140 = 12 + 196/140 = 208/140 - 208/140 simplified gives 52/35
- So, 3/35 + 28/20 = 52/35
In mixed form: 117/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/35+28/20 3/35+56/20 3/70+28/20 3/35+28/40 9/35+28/20 3/35+84/20 3/35+28/60 15/35+28/20 21/35+28/20