Add 75/8 and 3/90
1st number: 9 3/8, 2nd number: 3/90
75/8 + 3/90 is 1129/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 90 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 8 × 45 = 360,
75/8 = 75 × 45/8 × 45 = 3375/360 - Likewise, for the 2nd fraction, since 90 × 4 = 360,
3/90 = 3 × 4/90 × 4 = 12/360 - Add the two like fractions:
3375/360 + 12/360 = 3375 + 12/360 = 3387/360 - 3387/360 simplified gives 1129/120
- So, 75/8 + 3/90 = 1129/120
In mixed form: 949/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/8+6/90 75/16+3/90 75/8+9/90 75/24+3/90 75/8+15/90 75/40+3/90 75/8+21/90 75/56+3/90