Add 8/20 and 25/35
8/20 + 25/35 is 39/35.
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,
8/20 = 8 × 7/20 × 7 = 56/140 - Likewise, for the 2nd fraction, since 35 × 4 = 140,
25/35 = 25 × 4/35 × 4 = 100/140 - Add the two like fractions:
56/140 + 100/140 = 56 + 100/140 = 156/140 - 156/140 simplified gives 39/35
- So, 8/20 + 25/35 = 39/35
In mixed form: 14/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/20+25/35 8/20+50/35 8/40+25/35 8/20+25/70 24/20+25/35 8/20+75/35 8/60+25/35 40/20+25/35 56/20+25/35