Add 42/48 and 30/98
42/48 + 30/98 is 463/392.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 98 is 2352
Next, find the equivalent fraction of both fractional numbers with denominator 2352 - For the 1st fraction, since 48 × 49 = 2352,
42/48 = 42 × 49/48 × 49 = 2058/2352 - Likewise, for the 2nd fraction, since 98 × 24 = 2352,
30/98 = 30 × 24/98 × 24 = 720/2352 - Add the two like fractions:
2058/2352 + 720/2352 = 2058 + 720/2352 = 2778/2352 - 2778/2352 simplified gives 463/392
- So, 42/48 + 30/98 = 463/392
In mixed form: 171/392
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/48+30/98 42/48+60/98 42/96+30/98 42/48+90/98