Add 8/18 and 16/28
8/18 + 16/28 is 64/63.
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,
8/18 = 8 × 14/18 × 14 = 112/252 - Likewise, for the 2nd fraction, since 28 × 9 = 252,
16/28 = 16 × 9/28 × 9 = 144/252 - Add the two like fractions:
112/252 + 144/252 = 112 + 144/252 = 256/252 - 256/252 simplified gives 64/63
- So, 8/18 + 16/28 = 64/63
In mixed form: 11/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/18+16/28 8/18+32/28 8/36+16/28 8/18+16/56 24/18+16/28 8/18+48/28 8/54+16/28 8/18+16/84 40/18+16/28 8/18+80/28 8/90+16/28 56/18+16/28