Add 45/12 and 25/10
1st number: 3 9/12, 2nd number: 2 5/10
45/12 + 25/10 is 25/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 10 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
45/12 = 45 × 5/12 × 5 = 225/60 - Likewise, for the 2nd fraction, since 10 × 6 = 60,
25/10 = 25 × 6/10 × 6 = 150/60 - Add the two like fractions:
225/60 + 150/60 = 225 + 150/60 = 375/60 - 375/60 simplified gives 25/4
- So, 45/12 + 25/10 = 25/4
In mixed form: 61/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/12+25/10 45/12+50/10 45/24+25/10 45/12+25/20 45/12+75/10 45/36+25/10 45/12+25/30 45/60+25/10 45/12+25/50 45/84+25/10 45/12+25/70