Add 20/24 and 70/98
20/24 + 70/98 is 65/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 98 is 1176
Next, find the equivalent fraction of both fractional numbers with denominator 1176 - For the 1st fraction, since 24 × 49 = 1176,
20/24 = 20 × 49/24 × 49 = 980/1176 - Likewise, for the 2nd fraction, since 98 × 12 = 1176,
70/98 = 70 × 12/98 × 12 = 840/1176 - Add the two like fractions:
980/1176 + 840/1176 = 980 + 840/1176 = 1820/1176 - 1820/1176 simplified gives 65/42
- So, 20/24 + 70/98 = 65/42
In mixed form: 123/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/24+70/98 20/48+70/98 60/24+70/98 20/72+70/98