Add 12/98 and 84/20
1st number: 12/98, 2nd number: 4 4/20
12/98 + 84/20 is 1059/245.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 20 is 980
Next, find the equivalent fraction of both fractional numbers with denominator 980 - For the 1st fraction, since 98 × 10 = 980,
12/98 = 12 × 10/98 × 10 = 120/980 - Likewise, for the 2nd fraction, since 20 × 49 = 980,
84/20 = 84 × 49/20 × 49 = 4116/980 - Add the two like fractions:
120/980 + 4116/980 = 120 + 4116/980 = 4236/980 - 4236/980 simplified gives 1059/245
- So, 12/98 + 84/20 = 1059/245
In mixed form: 479/245
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/98+84/20 12/98+84/40 36/98+84/20 12/98+84/60 60/98+84/20 84/98+84/20