Add 63/90 and 7/9
63/90 + 7/9 is 133/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 9 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 90 × 1 = 90,
63/90 = 63 × 1/90 × 1 = 63/90 - Likewise, for the 2nd fraction, since 9 × 10 = 90,
7/9 = 7 × 10/9 × 10 = 70/90 - Add the two like fractions:
63/90 + 70/90 = 63 + 70/90 = 133/90 - So, 63/90 + 7/9 = 133/90
In mixed form: 143/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/90+14/9 63/90+7/18 63/90+21/9 63/90+7/27 63/90+35/9 63/90+7/45 63/90+49/9 63/90+7/63