Add 63/90 and 63/14
1st number: 63/90, 2nd number: 4 7/14
63/90 + 63/14 is 26/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 14 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 14 × 45 = 630,
63/14 = 63 × 45/14 × 45 = 2835/630 - Add the two like fractions:
441/630 + 2835/630 = 441 + 2835/630 = 3276/630 - 3276/630 simplified gives 26/5
- So, 63/90 + 63/14 = 26/5
In mixed form: 51/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/90+63/28 63/90+63/42 63/90+63/70 63/90+63/98