Add 75/98 and 12/30
75/98 + 12/30 is 571/490.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 30 is 1470
Next, find the equivalent fraction of both fractional numbers with denominator 1470 - For the 1st fraction, since 98 × 15 = 1470,
75/98 = 75 × 15/98 × 15 = 1125/1470 - Likewise, for the 2nd fraction, since 30 × 49 = 1470,
12/30 = 12 × 49/30 × 49 = 588/1470 - Add the two like fractions:
1125/1470 + 588/1470 = 1125 + 588/1470 = 1713/1470 - 1713/1470 simplified gives 571/490
- So, 75/98 + 12/30 = 571/490
In mixed form: 181/490
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/98+24/30 75/98+12/60 75/98+36/30 75/98+12/90 75/98+60/30 75/98+84/30