Add 70/28 and 48/18
1st number: 2 14/28, 2nd number: 2 12/18
70/28 + 48/18 is 31/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 18 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 28 × 9 = 252,
70/28 = 70 × 9/28 × 9 = 630/252 - Likewise, for the 2nd fraction, since 18 × 14 = 252,
48/18 = 48 × 14/18 × 14 = 672/252 - Add the two like fractions:
630/252 + 672/252 = 630 + 672/252 = 1302/252 - 1302/252 simplified gives 31/6
- So, 70/28 + 48/18 = 31/6
In mixed form: 51/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/28+96/18 70/56+48/18 70/28+48/36 70/84+48/18 70/28+48/54 70/28+48/90