Add 63/18 and 35/28
1st number: 3 9/18, 2nd number: 1 7/28
63/18 + 35/28 is 19/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 28 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 18 × 14 = 252,
63/18 = 63 × 14/18 × 14 = 882/252 - Likewise, for the 2nd fraction, since 28 × 9 = 252,
35/28 = 35 × 9/28 × 9 = 315/252 - Add the two like fractions:
882/252 + 315/252 = 882 + 315/252 = 1197/252 - 1197/252 simplified gives 19/4
- So, 63/18 + 35/28 = 19/4
In mixed form: 43/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/18+70/28 63/36+35/28 63/18+35/56 63/54+35/28 63/18+35/84 63/90+35/28