Add 25/15 and 4/45
1st number: 1 10/15, 2nd number: 4/45
25/15 + 4/45 is 79/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 45 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 15 × 3 = 45,
25/15 = 25 × 3/15 × 3 = 75/45 - Likewise, for the 2nd fraction, since 45 × 1 = 45,
4/45 = 4 × 1/45 × 1 = 4/45 - Add the two like fractions:
75/45 + 4/45 = 75 + 4/45 = 79/45 - So, 25/15 + 4/45 = 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: 50/15+4/45 25/15+8/45 25/30+4/45 25/15+4/90 75/15+4/45 25/15+12/45 25/45+4/45 25/15+20/45 25/75+4/45 25/15+28/45