Add 21/2 and 12/98
1st number: 10 1/2, 2nd number: 12/98
21/2 + 12/98 is 1041/98.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 98 is 98
Next, find the equivalent fraction of both fractional numbers with denominator 98 - For the 1st fraction, since 2 × 49 = 98,
21/2 = 21 × 49/2 × 49 = 1029/98 - Likewise, for the 2nd fraction, since 98 × 1 = 98,
12/98 = 12 × 1/98 × 1 = 12/98 - Add the two like fractions:
1029/98 + 12/98 = 1029 + 12/98 = 1041/98 - So, 21/2 + 12/98 = 1041/98
In mixed form: 1061/98
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/2+12/98 21/2+24/98 21/4+12/98 63/2+12/98 21/2+36/98 21/6+12/98 21/2+60/98 21/10+12/98 21/2+84/98 21/14+12/98