Add 35/90 and 90/98
35/90 + 90/98 is 1153/882.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 98 is 4410
Next, find the equivalent fraction of both fractional numbers with denominator 4410 - For the 1st fraction, since 90 × 49 = 4410,
35/90 = 35 × 49/90 × 49 = 1715/4410 - Likewise, for the 2nd fraction, since 98 × 45 = 4410,
90/98 = 90 × 45/98 × 45 = 4050/4410 - Add the two like fractions:
1715/4410 + 4050/4410 = 1715 + 4050/4410 = 5765/4410 - 5765/4410 simplified gives 1153/882
- So, 35/90 + 90/98 = 1153/882
In mixed form: 1271/882
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/90+90/98