Add 30/98 and 15/20
30/98 + 15/20 is 207/196.
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,
30/98 = 30 × 10/98 × 10 = 300/980 - Likewise, for the 2nd fraction, since 20 × 49 = 980,
15/20 = 15 × 49/20 × 49 = 735/980 - Add the two like fractions:
300/980 + 735/980 = 300 + 735/980 = 1035/980 - 1035/980 simplified gives 207/196
- So, 30/98 + 15/20 = 207/196
In mixed form: 111/196
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/98+15/20 30/98+30/20 30/98+15/40 90/98+15/20 30/98+45/20 30/98+15/60 30/98+75/20