Add 18/63 and 80/6
1st number: 18/63, 2nd number: 13 2/6
18/63 + 80/6 is 286/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 6 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 63 × 2 = 126,
18/63 = 18 × 2/63 × 2 = 36/126 - Likewise, for the 2nd fraction, since 6 × 21 = 126,
80/6 = 80 × 21/6 × 21 = 1680/126 - Add the two like fractions:
36/126 + 1680/126 = 36 + 1680/126 = 1716/126 - 1716/126 simplified gives 286/21
- So, 18/63 + 80/6 = 286/21
In mixed form: 1313/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/63+80/6 18/63+80/12 54/63+80/6 18/63+80/18 90/63+80/6 18/63+80/30 18/63+80/42