Add 7/8 and 12/28
7/8 + 12/28 is 73/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 28 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 8 × 7 = 56,
7/8 = 7 × 7/8 × 7 = 49/56 - Likewise, for the 2nd fraction, since 28 × 2 = 56,
12/28 = 12 × 2/28 × 2 = 24/56 - Add the two like fractions:
49/56 + 24/56 = 49 + 24/56 = 73/56 - So, 7/8 + 12/28 = 73/56
In mixed form: 117/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/8+12/28 7/8+24/28 7/16+12/28 7/8+12/56 21/8+12/28 7/8+36/28 7/24+12/28 7/8+12/84 35/8+12/28 7/8+60/28 7/40+12/28 49/8+12/28 7/8+84/28 7/56+12/28