Add 70/75 and 18/27
70/75 + 18/27 is 8/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 27 is 675
Next, find the equivalent fraction of both fractional numbers with denominator 675 - For the 1st fraction, since 75 × 9 = 675,
70/75 = 70 × 9/75 × 9 = 630/675 - Likewise, for the 2nd fraction, since 27 × 25 = 675,
18/27 = 18 × 25/27 × 25 = 450/675 - Add the two like fractions:
630/675 + 450/675 = 630 + 450/675 = 1080/675 - 1080/675 simplified gives 8/5
- So, 70/75 + 18/27 = 8/5
In mixed form: 13/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/75+36/27 70/75+18/54 70/75+54/27 70/75+18/81 70/75+90/27