Add 25/10 and 84/45
1st number: 2 5/10, 2nd number: 1 39/45
25/10 + 84/45 is 131/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 10 × 9 = 90,
25/10 = 25 × 9/10 × 9 = 225/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
84/45 = 84 × 2/45 × 2 = 168/90 - Add the two like fractions:
225/90 + 168/90 = 225 + 168/90 = 393/90 - 393/90 simplified gives 131/30
- So, 25/10 + 84/45 = 131/30
In mixed form: 411/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/10+84/45 25/20+84/45 25/10+84/90 75/10+84/45 25/30+84/45 25/50+84/45 25/70+84/45