Add 18/70 and 28/36
18/70 + 28/36 is 326/315.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 36 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 70 × 18 = 1260,
18/70 = 18 × 18/70 × 18 = 324/1260 - Likewise, for the 2nd fraction, since 36 × 35 = 1260,
28/36 = 28 × 35/36 × 35 = 980/1260 - Add the two like fractions:
324/1260 + 980/1260 = 324 + 980/1260 = 1304/1260 - 1304/1260 simplified gives 326/315
- So, 18/70 + 28/36 = 326/315
In mixed form: 111/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/70+28/36 18/70+56/36 18/70+28/72 54/70+28/36 18/70+84/36 90/70+28/36