Add 70/75 and 30/36
70/75 + 30/36 is 53/30.
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,
70/75 = 70 × 12/75 × 12 = 840/900 - Likewise, for the 2nd fraction, since 36 × 25 = 900,
30/36 = 30 × 25/36 × 25 = 750/900 - Add the two like fractions:
840/900 + 750/900 = 840 + 750/900 = 1590/900 - 1590/900 simplified gives 53/30
- So, 70/75 + 30/36 = 53/30
In mixed form: 123/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/75+60/36 70/75+30/72 70/75+90/36