Add 70/98 and 48/20
1st number: 70/98, 2nd number: 2 8/20
70/98 + 48/20 is 109/35.
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,
70/98 = 70 × 10/98 × 10 = 700/980 - Likewise, for the 2nd fraction, since 20 × 49 = 980,
48/20 = 48 × 49/20 × 49 = 2352/980 - Add the two like fractions:
700/980 + 2352/980 = 700 + 2352/980 = 3052/980 - 3052/980 simplified gives 109/35
- So, 70/98 + 48/20 = 109/35
In mixed form: 34/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/98+96/20 70/98+48/40 70/98+48/60