Add 63/90 and 50/7
1st number: 63/90, 2nd number: 7 1/7
63/90 + 50/7 is 549/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 7 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 90 × 7 = 630,
63/90 = 63 × 7/90 × 7 = 441/630 - Likewise, for the 2nd fraction, since 7 × 90 = 630,
50/7 = 50 × 90/7 × 90 = 4500/630 - Add the two like fractions:
441/630 + 4500/630 = 441 + 4500/630 = 4941/630 - 4941/630 simplified gives 549/70
- So, 63/90 + 50/7 = 549/70
In mixed form: 759/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/90+50/14 63/90+50/21 63/90+50/35 63/90+50/49