Add 27/30 and 10/98
27/30 + 10/98 is 491/490.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 98 is 1470
Next, find the equivalent fraction of both fractional numbers with denominator 1470 - For the 1st fraction, since 30 × 49 = 1470,
27/30 = 27 × 49/30 × 49 = 1323/1470 - Likewise, for the 2nd fraction, since 98 × 15 = 1470,
10/98 = 10 × 15/98 × 15 = 150/1470 - Add the two like fractions:
1323/1470 + 150/1470 = 1323 + 150/1470 = 1473/1470 - 1473/1470 simplified gives 491/490
- So, 27/30 + 10/98 = 491/490
In mixed form: 11/490
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/30+10/98 27/30+20/98 27/60+10/98 81/30+10/98 27/30+30/98 27/90+10/98 27/30+50/98 27/30+70/98