Add 90/45 and 10/48
1st number: 2 0/45, 2nd number: 10/48
90/45 + 10/48 is 53/24.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 48 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 45 × 16 = 720,
90/45 = 90 × 16/45 × 16 = 1440/720 - Likewise, for the 2nd fraction, since 48 × 15 = 720,
10/48 = 10 × 15/48 × 15 = 150/720 - Add the two like fractions:
1440/720 + 150/720 = 1440 + 150/720 = 1590/720 - 1590/720 simplified gives 53/24
- So, 90/45 + 10/48 = 53/24
In mixed form: 25/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/45+20/48 90/45+10/96 90/45+30/48 90/45+50/48 90/45+70/48