Add 75/40 and 90/36
1st number: 1 35/40, 2nd number: 2 18/36
75/40 + 90/36 is 35/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 36 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 40 × 9 = 360,
75/40 = 75 × 9/40 × 9 = 675/360 - Likewise, for the 2nd fraction, since 36 × 10 = 360,
90/36 = 90 × 10/36 × 10 = 900/360 - Add the two like fractions:
675/360 + 900/360 = 675 + 900/360 = 1575/360 - 1575/360 simplified gives 35/8
- So, 75/40 + 90/36 = 35/8
In mixed form: 43/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/80+90/36 75/40+90/72