Add 8/18 and 36/84
8/18 + 36/84 is 55/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 84 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 84 × 3 = 252,
36/84 = 36 × 3/84 × 3 = 108/252 - Add the two like fractions:
112/252 + 108/252 = 112 + 108/252 = 220/252 - 220/252 simplified gives 55/63
- So, 8/18 + 36/84 = 55/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/18+36/84 8/18+72/84 8/36+36/84 24/18+36/84 8/54+36/84 40/18+36/84 8/90+36/84 56/18+36/84