Add 25/8 and 12/28
1st number: 3 1/8, 2nd number: 12/28
25/8 + 12/28 is 199/56.
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,
25/8 = 25 × 7/8 × 7 = 175/56 - Likewise, for the 2nd fraction, since 28 × 2 = 56,
12/28 = 12 × 2/28 × 2 = 24/56 - Add the two like fractions:
175/56 + 24/56 = 175 + 24/56 = 199/56 - So, 25/8 + 12/28 = 199/56
In mixed form: 331/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/8+12/28 25/8+24/28 25/16+12/28 25/8+12/56 75/8+12/28 25/8+36/28 25/24+12/28 25/8+12/84 25/8+60/28 25/40+12/28 25/8+84/28 25/56+12/28