Add 54/98 and 30/90
54/98 + 30/90 is 130/147.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 90 is 4410
Next, find the equivalent fraction of both fractional numbers with denominator 4410 - For the 1st fraction, since 98 × 45 = 4410,
54/98 = 54 × 45/98 × 45 = 2430/4410 - Likewise, for the 2nd fraction, since 90 × 49 = 4410,
30/90 = 30 × 49/90 × 49 = 1470/4410 - Add the two like fractions:
2430/4410 + 1470/4410 = 2430 + 1470/4410 = 3900/4410 - 3900/4410 simplified gives 130/147
- So, 54/98 + 30/90 = 130/147
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/98+60/90