Add 30/98 and 4/72
30/98 + 4/72 is 319/882.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 72 is 3528
Next, find the equivalent fraction of both fractional numbers with denominator 3528 - For the 1st fraction, since 98 × 36 = 3528,
30/98 = 30 × 36/98 × 36 = 1080/3528 - Likewise, for the 2nd fraction, since 72 × 49 = 3528,
4/72 = 4 × 49/72 × 49 = 196/3528 - Add the two like fractions:
1080/3528 + 196/3528 = 1080 + 196/3528 = 1276/3528 - 1276/3528 simplified gives 319/882
- So, 30/98 + 4/72 = 319/882
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/98+4/72 30/98+8/72 90/98+4/72 30/98+12/72 30/98+20/72 30/98+28/72