Add 12/10 and 81/98
1st number: 1 2/10, 2nd number: 81/98
12/10 + 81/98 is 993/490.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 98 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 10 × 49 = 490,
12/10 = 12 × 49/10 × 49 = 588/490 - Likewise, for the 2nd fraction, since 98 × 5 = 490,
81/98 = 81 × 5/98 × 5 = 405/490 - Add the two like fractions:
588/490 + 405/490 = 588 + 405/490 = 993/490 - So, 12/10 + 81/98 = 993/490
In mixed form: 213/490
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/10+81/98 12/20+81/98 36/10+81/98 12/30+81/98 60/10+81/98 12/50+81/98 84/10+81/98 12/70+81/98