Add 28/50 and 72/7
1st number: 28/50, 2nd number: 10 2/7
28/50 + 72/7 is 1898/175.
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,
72/7 = 72 × 50/7 × 50 = 3600/350 - Add the two like fractions:
196/350 + 3600/350 = 196 + 3600/350 = 3796/350 - 3796/350 simplified gives 1898/175
- So, 28/50 + 72/7 = 1898/175
In mixed form: 10148/175
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/50+72/7 28/50+72/14 84/50+72/7 28/50+72/21 28/50+72/35 28/50+72/49