Add 50/30 and 81/98
1st number: 1 20/30, 2nd number: 81/98
50/30 + 81/98 is 733/294.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 98 is 1470
Next, find the equivalent fraction of both fractional numbers with denominator 1470 - For the 1st fraction, since 30 × 49 = 1470,
50/30 = 50 × 49/30 × 49 = 2450/1470 - Likewise, for the 2nd fraction, since 98 × 15 = 1470,
81/98 = 81 × 15/98 × 15 = 1215/1470 - Add the two like fractions:
2450/1470 + 1215/1470 = 2450 + 1215/1470 = 3665/1470 - 3665/1470 simplified gives 733/294
- So, 50/30 + 81/98 = 733/294
In mixed form: 2145/294
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/60+81/98 50/90+81/98