Add 70/60 and 25/20
1st number: 1 10/60, 2nd number: 1 5/20
70/60 + 25/20 is 29/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 20 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 60 × 1 = 60,
70/60 = 70 × 1/60 × 1 = 70/60 - Likewise, for the 2nd fraction, since 20 × 3 = 60,
25/20 = 25 × 3/20 × 3 = 75/60 - Add the two like fractions:
70/60 + 75/60 = 70 + 75/60 = 145/60 - 145/60 simplified gives 29/12
- So, 70/60 + 25/20 = 29/12
In mixed form: 25/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/60+50/20 70/60+25/40 70/60+75/20 70/60+25/60