Add 2/20 and 28/35
2/20 + 28/35 is 9/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 35 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 20 × 7 = 140,
2/20 = 2 × 7/20 × 7 = 14/140 - Likewise, for the 2nd fraction, since 35 × 4 = 140,
28/35 = 28 × 4/35 × 4 = 112/140 - Add the two like fractions:
14/140 + 112/140 = 14 + 112/140 = 126/140 - 126/140 simplified gives 9/10
- So, 2/20 + 28/35 = 9/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/20+28/35 2/20+56/35 2/40+28/35 2/20+28/70 6/20+28/35 2/20+84/35 2/60+28/35 10/20+28/35 14/20+28/35