Add 8/28 and 16/18
8/28 + 16/18 is 74/63.
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,
8/28 = 8 × 9/28 × 9 = 72/252 - Likewise, for the 2nd fraction, since 18 × 14 = 252,
16/18 = 16 × 14/18 × 14 = 224/252 - Add the two like fractions:
72/252 + 224/252 = 72 + 224/252 = 296/252 - 296/252 simplified gives 74/63
- So, 8/28 + 16/18 = 74/63
In mixed form: 111/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/28+16/18 8/28+32/18 8/56+16/18 8/28+16/36 24/28+16/18 8/28+48/18 8/84+16/18 8/28+16/54 40/28+16/18 8/28+80/18 8/28+16/90 56/28+16/18