Add 28/50 and 12/7
1st number: 28/50, 2nd number: 1 5/7
28/50 + 12/7 is 398/175.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 7 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 50 × 7 = 350,
28/50 = 28 × 7/50 × 7 = 196/350 - Likewise, for the 2nd fraction, since 7 × 50 = 350,
12/7 = 12 × 50/7 × 50 = 600/350 - Add the two like fractions:
196/350 + 600/350 = 196 + 600/350 = 796/350 - 796/350 simplified gives 398/175
- So, 28/50 + 12/7 = 398/175
In mixed form: 248/175
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/50+12/7 28/50+24/7 28/50+12/14 84/50+12/7 28/50+36/7 28/50+12/21 28/50+60/7 28/50+12/35 28/50+84/7 28/50+12/49