Add 90/54 and 30/48
1st number: 1 36/54, 2nd number: 30/48
90/54 + 30/48 is 55/24.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 48 is 432
Next, find the equivalent fraction of both fractional numbers with denominator 432 - For the 1st fraction, since 54 × 8 = 432,
90/54 = 90 × 8/54 × 8 = 720/432 - Likewise, for the 2nd fraction, since 48 × 9 = 432,
30/48 = 30 × 9/48 × 9 = 270/432 - Add the two like fractions:
720/432 + 270/432 = 720 + 270/432 = 990/432 - 990/432 simplified gives 55/24
- So, 90/54 + 30/48 = 55/24
In mixed form: 27/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/54+60/48 90/54+30/96 90/54+90/48