Add 25/70 and 8/20
25/70 + 8/20 is 53/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 20 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 70 × 2 = 140,
25/70 = 25 × 2/70 × 2 = 50/140 - Likewise, for the 2nd fraction, since 20 × 7 = 140,
8/20 = 8 × 7/20 × 7 = 56/140 - Add the two like fractions:
50/140 + 56/140 = 50 + 56/140 = 106/140 - 106/140 simplified gives 53/70
- So, 25/70 + 8/20 = 53/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/70+8/20 25/70+16/20 25/70+8/40 75/70+8/20 25/70+24/20 25/70+8/60 25/70+40/20 25/70+56/20