Add 7/98 and 12/30
7/98 + 12/30 is 33/70.
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,
7/98 = 7 × 15/98 × 15 = 105/1470 - Likewise, for the 2nd fraction, since 30 × 49 = 1470,
12/30 = 12 × 49/30 × 49 = 588/1470 - Add the two like fractions:
105/1470 + 588/1470 = 105 + 588/1470 = 693/1470 - 693/1470 simplified gives 33/70
- So, 7/98 + 12/30 = 33/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/98+12/30 7/98+24/30 7/98+12/60 21/98+12/30 7/98+36/30 7/98+12/90 35/98+12/30 7/98+60/30 49/98+12/30 7/98+84/30