Add 50/90 and 90/8
1st number: 50/90, 2nd number: 11 2/8
50/90 + 90/8 is 425/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 8 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 90 × 4 = 360,
50/90 = 50 × 4/90 × 4 = 200/360 - Likewise, for the 2nd fraction, since 8 × 45 = 360,
90/8 = 90 × 45/8 × 45 = 4050/360 - Add the two like fractions:
200/360 + 4050/360 = 200 + 4050/360 = 4250/360 - 4250/360 simplified gives 425/36
- So, 50/90 + 90/8 = 425/36
In mixed form: 1129/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/90+90/16 50/90+90/24 50/90+90/40 50/90+90/56