Add 90/98 and 60/63
90/98 + 60/63 is 275/147.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 63 is 882
Next, find the equivalent fraction of both fractional numbers with denominator 882 - For the 1st fraction, since 98 × 9 = 882,
90/98 = 90 × 9/98 × 9 = 810/882 - Likewise, for the 2nd fraction, since 63 × 14 = 882,
60/63 = 60 × 14/63 × 14 = 840/882 - Add the two like fractions:
810/882 + 840/882 = 810 + 840/882 = 1650/882 - 1650/882 simplified gives 275/147
- So, 90/98 + 60/63 = 275/147
In mixed form: 1128/147
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: