Add 45/98 and 20/8
1st number: 45/98, 2nd number: 2 4/8
45/98 + 20/8 is 145/49.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 8 is 392
Next, find the equivalent fraction of both fractional numbers with denominator 392 - For the 1st fraction, since 98 × 4 = 392,
45/98 = 45 × 4/98 × 4 = 180/392 - Likewise, for the 2nd fraction, since 8 × 49 = 392,
20/8 = 20 × 49/8 × 49 = 980/392 - Add the two like fractions:
180/392 + 980/392 = 180 + 980/392 = 1160/392 - 1160/392 simplified gives 145/49
- So, 45/98 + 20/8 = 145/49
In mixed form: 247/49
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/98+20/8 45/98+40/8 45/98+20/16 45/98+60/8 45/98+20/24 45/98+20/40 45/98+20/56