Add 28/35 and 50/72
28/35 + 50/72 is 269/180.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 72 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 35 × 72 = 2520,
28/35 = 28 × 72/35 × 72 = 2016/2520 - Likewise, for the 2nd fraction, since 72 × 35 = 2520,
50/72 = 50 × 35/72 × 35 = 1750/2520 - Add the two like fractions:
2016/2520 + 1750/2520 = 2016 + 1750/2520 = 3766/2520 - 3766/2520 simplified gives 269/180
- So, 28/35 + 50/72 = 269/180
In mixed form: 189/180
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/35+50/72 28/70+50/72 84/35+50/72