Add 4/18 and 8/84
4/18 + 8/84 is 20/63.
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,
4/18 = 4 × 14/18 × 14 = 56/252 - Likewise, for the 2nd fraction, since 84 × 3 = 252,
8/84 = 8 × 3/84 × 3 = 24/252 - Add the two like fractions:
56/252 + 24/252 = 56 + 24/252 = 80/252 - 80/252 simplified gives 20/63
- So, 4/18 + 8/84 = 20/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/18+8/84 4/18+16/84 4/36+8/84 12/18+8/84 4/18+24/84 4/54+8/84 20/18+8/84 4/18+40/84 4/90+8/84 28/18+8/84 4/18+56/84