Add 50/2 and 45/90
1st number: 25 0/2, 2nd number: 45/90
50/2 + 45/90 is 51/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 2 × 45 = 90,
50/2 = 50 × 45/2 × 45 = 2250/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
45/90 = 45 × 1/90 × 1 = 45/90 - Add the two like fractions:
2250/90 + 45/90 = 2250 + 45/90 = 2295/90 - 2295/90 simplified gives 51/2
- So, 50/2 + 45/90 = 51/2
In mixed form: 251/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/4+45/90 50/6+45/90 50/10+45/90 50/14+45/90