Add 30/75 and 56/36
1st number: 30/75, 2nd number: 1 20/36
30/75 + 56/36 is 88/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 36 is 900
Next, find the equivalent fraction of both fractional numbers with denominator 900 - For the 1st fraction, since 75 × 12 = 900,
30/75 = 30 × 12/75 × 12 = 360/900 - Likewise, for the 2nd fraction, since 36 × 25 = 900,
56/36 = 56 × 25/36 × 25 = 1400/900 - Add the two like fractions:
360/900 + 1400/900 = 360 + 1400/900 = 1760/900 - 1760/900 simplified gives 88/45
- So, 30/75 + 56/36 = 88/45
In mixed form: 143/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/75+56/36 30/75+56/72 90/75+56/36