Add 25/70 and 36/20
1st number: 25/70, 2nd number: 1 16/20
25/70 + 36/20 is 151/70.
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,
36/20 = 36 × 7/20 × 7 = 252/140 - Add the two like fractions:
50/140 + 252/140 = 50 + 252/140 = 302/140 - 302/140 simplified gives 151/70
- So, 25/70 + 36/20 = 151/70
In mixed form: 211/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/70+36/20 25/70+72/20 25/70+36/40 75/70+36/20 25/70+36/60