Add 50/72 and 18/98
50/72 + 18/98 is 1549/1764.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 98 is 3528
Next, find the equivalent fraction of both fractional numbers with denominator 3528 - For the 1st fraction, since 72 × 49 = 3528,
50/72 = 50 × 49/72 × 49 = 2450/3528 - Likewise, for the 2nd fraction, since 98 × 36 = 3528,
18/98 = 18 × 36/98 × 36 = 648/3528 - Add the two like fractions:
2450/3528 + 648/3528 = 2450 + 648/3528 = 3098/3528 - 3098/3528 simplified gives 1549/1764
- So, 50/72 + 18/98 = 1549/1764
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/72+36/98 50/72+54/98 50/72+90/98