Add 7/9 and 40/63
7/9 + 40/63 is 89/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 63 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 9 × 7 = 63,
7/9 = 7 × 7/9 × 7 = 49/63 - Likewise, for the 2nd fraction, since 63 × 1 = 63,
40/63 = 40 × 1/63 × 1 = 40/63 - Add the two like fractions:
49/63 + 40/63 = 49 + 40/63 = 89/63 - So, 7/9 + 40/63 = 89/63
In mixed form: 126/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/9+40/63 7/9+80/63 7/18+40/63 21/9+40/63 7/27+40/63 35/9+40/63 7/45+40/63 49/9+40/63 7/63+40/63