Add 90/54 and 30/98
1st number: 1 36/54, 2nd number: 30/98
90/54 + 30/98 is 290/147.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 98 is 2646
Next, find the equivalent fraction of both fractional numbers with denominator 2646 - For the 1st fraction, since 54 × 49 = 2646,
90/54 = 90 × 49/54 × 49 = 4410/2646 - Likewise, for the 2nd fraction, since 98 × 27 = 2646,
30/98 = 30 × 27/98 × 27 = 810/2646 - Add the two like fractions:
4410/2646 + 810/2646 = 4410 + 810/2646 = 5220/2646 - 5220/2646 simplified gives 290/147
- So, 90/54 + 30/98 = 290/147
In mixed form: 1143/147
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/54+60/98 90/54+90/98