Add 45/50 and 5/4
1st number: 45/50, 2nd number: 1 1/4
45/50 + 5/4 is 43/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 4 is 100
Next, find the equivalent fraction of both fractional numbers with denominator 100 - For the 1st fraction, since 50 × 2 = 100,
45/50 = 45 × 2/50 × 2 = 90/100 - Likewise, for the 2nd fraction, since 4 × 25 = 100,
5/4 = 5 × 25/4 × 25 = 125/100 - Add the two like fractions:
90/100 + 125/100 = 90 + 125/100 = 215/100 - 215/100 simplified gives 43/20
- So, 45/50 + 5/4 = 43/20
In mixed form: 23/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/50+5/4 45/50+10/4 45/50+5/8 45/50+15/4 45/50+5/12 45/50+25/4 45/50+5/20 45/50+35/4 45/50+5/28