Add 4/98 and 20/30
4/98 + 20/30 is 104/147.
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,
4/98 = 4 × 15/98 × 15 = 60/1470 - Likewise, for the 2nd fraction, since 30 × 49 = 1470,
20/30 = 20 × 49/30 × 49 = 980/1470 - Add the two like fractions:
60/1470 + 980/1470 = 60 + 980/1470 = 1040/1470 - 1040/1470 simplified gives 104/147
- So, 4/98 + 20/30 = 104/147
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/98+20/30 4/98+40/30 4/98+20/60 12/98+20/30 4/98+60/30 4/98+20/90 20/98+20/30 28/98+20/30