Add 4/45 and 90/15
1st number: 4/45, 2nd number: 6 0/15
4/45 + 90/15 is 274/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 15 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 45 × 1 = 45,
4/45 = 4 × 1/45 × 1 = 4/45 - Likewise, for the 2nd fraction, since 15 × 3 = 45,
90/15 = 90 × 3/15 × 3 = 270/45 - Add the two like fractions:
4/45 + 270/45 = 4 + 270/45 = 274/45 - So, 4/45 + 90/15 = 274/45
In mixed form: 64/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/45+90/15 4/90+90/15 4/45+90/30 12/45+90/15 4/45+90/45 20/45+90/15 4/45+90/75 28/45+90/15