Add 28/16 and 42/8
1st number: 1 12/16, 2nd number: 5 2/8
28/16 + 42/8 is 7/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 8 is 16
Next, find the equivalent fraction of both fractional numbers with denominator 16 - For the 1st fraction, since 16 × 1 = 16,
28/16 = 28 × 1/16 × 1 = 28/16 - Likewise, for the 2nd fraction, since 8 × 2 = 16,
42/8 = 42 × 2/8 × 2 = 84/16 - Add the two like fractions:
28/16 + 84/16 = 28 + 84/16 = 112/16 - 112/16 simplified gives 7/1
- So, 28/16 + 42/8 = 7/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/16+42/8 28/16+84/8 28/32+42/8 28/16+42/16 84/16+42/8 28/48+42/8 28/16+42/24 28/80+42/8 28/16+42/40 28/16+42/56