Add 81/2 and 28/8
1st number: 40 1/2, 2nd number: 3 4/8
81/2 + 28/8 is 44/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 8 is 8
Next, find the equivalent fraction of both fractional numbers with denominator 8 - For the 1st fraction, since 2 × 4 = 8,
81/2 = 81 × 4/2 × 4 = 324/8 - Likewise, for the 2nd fraction, since 8 × 1 = 8,
28/8 = 28 × 1/8 × 1 = 28/8 - Add the two like fractions:
324/8 + 28/8 = 324 + 28/8 = 352/8 - 352/8 simplified gives 44/1
- So, 81/2 + 28/8 = 44/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/2+56/8 81/4+28/8 81/2+28/16 81/2+84/8 81/6+28/8 81/2+28/24 81/10+28/8 81/2+28/40 81/14+28/8 81/2+28/56