Add 18/84 and 80/32
1st number: 18/84, 2nd number: 2 16/32
18/84 + 80/32 is 19/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 32 is 672
Next, find the equivalent fraction of both fractional numbers with denominator 672 - For the 1st fraction, since 84 × 8 = 672,
18/84 = 18 × 8/84 × 8 = 144/672 - Likewise, for the 2nd fraction, since 32 × 21 = 672,
80/32 = 80 × 21/32 × 21 = 1680/672 - Add the two like fractions:
144/672 + 1680/672 = 144 + 1680/672 = 1824/672 - 1824/672 simplified gives 19/7
- So, 18/84 + 80/32 = 19/7
In mixed form: 25/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/84+80/32 18/84+80/64 54/84+80/32 18/84+80/96 90/84+80/32