Add 56/36 and 18/40
1st number: 1 20/36, 2nd number: 18/40
56/36 + 18/40 is 361/180.
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,
56/36 = 56 × 10/36 × 10 = 560/360 - Likewise, for the 2nd fraction, since 40 × 9 = 360,
18/40 = 18 × 9/40 × 9 = 162/360 - Add the two like fractions:
560/360 + 162/360 = 560 + 162/360 = 722/360 - 722/360 simplified gives 361/180
- So, 56/36 + 18/40 = 361/180
In mixed form: 21/180
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/36+36/40 56/72+18/40 56/36+18/80 56/36+54/40 56/36+90/40