Add 25/30 and 18/60
25/30 + 18/60 is 17/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 60 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 30 × 2 = 60,
25/30 = 25 × 2/30 × 2 = 50/60 - Likewise, for the 2nd fraction, since 60 × 1 = 60,
18/60 = 18 × 1/60 × 1 = 18/60 - Add the two like fractions:
50/60 + 18/60 = 50 + 18/60 = 68/60 - 68/60 simplified gives 17/15
- So, 25/30 + 18/60 = 17/15
In mixed form: 12/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/30+18/60 25/30+36/60 25/60+18/60 75/30+18/60 25/30+54/60 25/90+18/60 25/30+90/60