Add 18/2 and 28/63
1st number: 9 0/2, 2nd number: 28/63
18/2 + 28/63 is 85/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 63 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 2 × 63 = 126,
18/2 = 18 × 63/2 × 63 = 1134/126 - Likewise, for the 2nd fraction, since 63 × 2 = 126,
28/63 = 28 × 2/63 × 2 = 56/126 - Add the two like fractions:
1134/126 + 56/126 = 1134 + 56/126 = 1190/126 - 1190/126 simplified gives 85/9
- So, 18/2 + 28/63 = 85/9
In mixed form: 94/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/2+28/63 18/2+56/63 18/4+28/63 54/2+28/63 18/2+84/63 18/6+28/63 90/2+28/63 18/10+28/63 18/14+28/63