Add 98/18 and 49/72
1st number: 5 8/18, 2nd number: 49/72
98/18 + 49/72 is 49/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 18 × 4 = 72,
98/18 = 98 × 4/18 × 4 = 392/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
49/72 = 49 × 1/72 × 1 = 49/72 - Add the two like fractions:
392/72 + 49/72 = 392 + 49/72 = 441/72 - 441/72 simplified gives 49/8
- So, 98/18 + 49/72 = 49/8
In mixed form: 61/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/18+98/72 98/36+49/72 98/54+49/72 98/90+49/72