Add 18/70 and 36/48
18/70 + 36/48 is 141/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 48 is 1680
Next, find the equivalent fraction of both fractional numbers with denominator 1680 - For the 1st fraction, since 70 × 24 = 1680,
18/70 = 18 × 24/70 × 24 = 432/1680 - Likewise, for the 2nd fraction, since 48 × 35 = 1680,
36/48 = 36 × 35/48 × 35 = 1260/1680 - Add the two like fractions:
432/1680 + 1260/1680 = 432 + 1260/1680 = 1692/1680 - 1692/1680 simplified gives 141/140
- So, 18/70 + 36/48 = 141/140
In mixed form: 11/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/70+36/48 18/70+72/48 18/70+36/96 54/70+36/48 90/70+36/48