Add 25/45 and 12/10
1st number: 25/45, 2nd number: 1 2/10
25/45 + 12/10 is 79/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 10 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 45 × 2 = 90,
25/45 = 25 × 2/45 × 2 = 50/90 - Likewise, for the 2nd fraction, since 10 × 9 = 90,
12/10 = 12 × 9/10 × 9 = 108/90 - Add the two like fractions:
50/90 + 108/90 = 50 + 108/90 = 158/90 - 158/90 simplified gives 79/45
- So, 25/45 + 12/10 = 79/45
In mixed form: 134/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/45+12/10 25/45+24/10 25/90+12/10 25/45+12/20 75/45+12/10 25/45+36/10 25/45+12/30 25/45+60/10 25/45+12/50 25/45+84/10 25/45+12/70