Add 75/36 and 81/40
1st number: 2 3/36, 2nd number: 2 1/40
75/36 + 81/40 is 493/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 40 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 36 × 10 = 360,
75/36 = 75 × 10/36 × 10 = 750/360 - Likewise, for the 2nd fraction, since 40 × 9 = 360,
81/40 = 81 × 9/40 × 9 = 729/360 - Add the two like fractions:
750/360 + 729/360 = 750 + 729/360 = 1479/360 - 1479/360 simplified gives 493/120
- So, 75/36 + 81/40 = 493/120
In mixed form: 413/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/72+81/40 75/36+81/80