Add 90/98 and 28/60
90/98 + 28/60 is 1018/735.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 60 is 2940
Next, find the equivalent fraction of both fractional numbers with denominator 2940 - For the 1st fraction, since 98 × 30 = 2940,
90/98 = 90 × 30/98 × 30 = 2700/2940 - Likewise, for the 2nd fraction, since 60 × 49 = 2940,
28/60 = 28 × 49/60 × 49 = 1372/2940 - Add the two like fractions:
2700/2940 + 1372/2940 = 2700 + 1372/2940 = 4072/2940 - 4072/2940 simplified gives 1018/735
- So, 90/98 + 28/60 = 1018/735
In mixed form: 1283/735
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/98+56/60 90/98+84/60