Add 25/48 and 70/90
25/48 + 70/90 is 187/144.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 90 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 48 × 15 = 720,
25/48 = 25 × 15/48 × 15 = 375/720 - Likewise, for the 2nd fraction, since 90 × 8 = 720,
70/90 = 70 × 8/90 × 8 = 560/720 - Add the two like fractions:
375/720 + 560/720 = 375 + 560/720 = 935/720 - 935/720 simplified gives 187/144
- So, 25/48 + 70/90 = 187/144
In mixed form: 143/144
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/48+70/90 25/96+70/90 75/48+70/90