Add 90/63 and 56/8
1st number: 1 27/63, 2nd number: 7 0/8
90/63 + 56/8 is 59/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 8 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 63 × 8 = 504,
90/63 = 90 × 8/63 × 8 = 720/504 - Likewise, for the 2nd fraction, since 8 × 63 = 504,
56/8 = 56 × 63/8 × 63 = 3528/504 - Add the two like fractions:
720/504 + 3528/504 = 720 + 3528/504 = 4248/504 - 4248/504 simplified gives 59/7
- So, 90/63 + 56/8 = 59/7
In mixed form: 83/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/63+56/16 90/63+56/24 90/63+56/40