Add 4/45 and 90/25
1st number: 4/45, 2nd number: 3 15/25
4/45 + 90/25 is 166/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 25 is 225
Next, find the equivalent fraction of both fractional numbers with denominator 225 - For the 1st fraction, since 45 × 5 = 225,
4/45 = 4 × 5/45 × 5 = 20/225 - Likewise, for the 2nd fraction, since 25 × 9 = 225,
90/25 = 90 × 9/25 × 9 = 810/225 - Add the two like fractions:
20/225 + 810/225 = 20 + 810/225 = 830/225 - 830/225 simplified gives 166/45
- So, 4/45 + 90/25 = 166/45
In mixed form: 331/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/45+90/25 4/90+90/25 4/45+90/50 12/45+90/25 4/45+90/75 20/45+90/25 28/45+90/25