Add 75/28 and 50/72
1st number: 2 19/28, 2nd number: 50/72
75/28 + 50/72 is 425/126.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 72 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 28 × 18 = 504,
75/28 = 75 × 18/28 × 18 = 1350/504 - Likewise, for the 2nd fraction, since 72 × 7 = 504,
50/72 = 50 × 7/72 × 7 = 350/504 - Add the two like fractions:
1350/504 + 350/504 = 1350 + 350/504 = 1700/504 - 1700/504 simplified gives 425/126
- So, 75/28 + 50/72 = 425/126
In mixed form: 347/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/56+50/72 75/84+50/72