Add 90/54 and 10/25
1st number: 1 36/54, 2nd number: 10/25
90/54 + 10/25 is 31/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 25 is 1350
Next, find the equivalent fraction of both fractional numbers with denominator 1350 - For the 1st fraction, since 54 × 25 = 1350,
90/54 = 90 × 25/54 × 25 = 2250/1350 - Likewise, for the 2nd fraction, since 25 × 54 = 1350,
10/25 = 10 × 54/25 × 54 = 540/1350 - Add the two like fractions:
2250/1350 + 540/1350 = 2250 + 540/1350 = 2790/1350 - 2790/1350 simplified gives 31/15
- So, 90/54 + 10/25 = 31/15
In mixed form: 21/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/54+20/25 90/54+10/50 90/54+30/25 90/54+10/75 90/54+50/25 90/54+70/25