Add 81/98 and 18/32
81/98 + 18/32 is 1089/784.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 32 is 1568
Next, find the equivalent fraction of both fractional numbers with denominator 1568 - For the 1st fraction, since 98 × 16 = 1568,
81/98 = 81 × 16/98 × 16 = 1296/1568 - Likewise, for the 2nd fraction, since 32 × 49 = 1568,
18/32 = 18 × 49/32 × 49 = 882/1568 - Add the two like fractions:
1296/1568 + 882/1568 = 1296 + 882/1568 = 2178/1568 - 2178/1568 simplified gives 1089/784
- So, 81/98 + 18/32 = 1089/784
In mixed form: 1305/784
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/98+36/32 81/98+18/64 81/98+54/32 81/98+18/96 81/98+90/32