Add 90/56 and 54/36
1st number: 1 34/56, 2nd number: 1 18/36
90/56 + 54/36 is 87/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 36 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 36 × 14 = 504,
54/36 = 54 × 14/36 × 14 = 756/504 - Add the two like fractions:
810/504 + 756/504 = 810 + 756/504 = 1566/504 - 1566/504 simplified gives 87/28
- So, 90/56 + 54/36 = 87/28
In mixed form: 33/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/56+54/72