Add 72/63 and 81/50
1st number: 1 9/63, 2nd number: 1 31/50
72/63 + 81/50 is 967/350.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 50 is 3150
Next, find the equivalent fraction of both fractional numbers with denominator 3150 - For the 1st fraction, since 63 × 50 = 3150,
72/63 = 72 × 50/63 × 50 = 3600/3150 - Likewise, for the 2nd fraction, since 50 × 63 = 3150,
81/50 = 81 × 63/50 × 63 = 5103/3150 - Add the two like fractions:
3600/3150 + 5103/3150 = 3600 + 5103/3150 = 8703/3150 - 8703/3150 simplified gives 967/350
- So, 72/63 + 81/50 = 967/350
In mixed form: 2267/350
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: