Add 90/45 and 50/25
1st number: 2 0/45, 2nd number: 2 0/25
90/45 + 50/25 is 4/1.
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,
90/45 = 90 × 5/45 × 5 = 450/225 - Likewise, for the 2nd fraction, since 25 × 9 = 225,
50/25 = 50 × 9/25 × 9 = 450/225 - Add the two like fractions:
450/225 + 450/225 = 450 + 450/225 = 900/225 - 900/225 simplified gives 4/1
- So, 90/45 + 50/25 = 4/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/45+50/75