Add 70/28 and 4/18
1st number: 2 14/28, 2nd number: 4/18
70/28 + 4/18 is 49/18.
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,
4/18 = 4 × 14/18 × 14 = 56/252 - Add the two like fractions:
630/252 + 56/252 = 630 + 56/252 = 686/252 - 686/252 simplified gives 49/18
- So, 70/28 + 4/18 = 49/18
In mixed form: 213/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/28+8/18 70/56+4/18 70/28+4/36 70/28+12/18 70/84+4/18 70/28+4/54 70/28+20/18 70/28+4/90 70/28+28/18