Add 90/56 and 4/63
1st number: 1 34/56, 2nd number: 4/63
90/56 + 4/63 is 421/252.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 63 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 56 × 9 = 504,
90/56 = 90 × 9/56 × 9 = 810/504 - Likewise, for the 2nd fraction, since 63 × 8 = 504,
4/63 = 4 × 8/63 × 8 = 32/504 - Add the two like fractions:
810/504 + 32/504 = 810 + 32/504 = 842/504 - 842/504 simplified gives 421/252
- So, 90/56 + 4/63 = 421/252
In mixed form: 1169/252
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/56+8/63 90/56+12/63 90/56+20/63 90/56+28/63