Add 25/24 and 70/90
1st number: 1 1/24, 2nd number: 70/90
25/24 + 70/90 is 131/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 90 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 24 × 15 = 360,
25/24 = 25 × 15/24 × 15 = 375/360 - Likewise, for the 2nd fraction, since 90 × 4 = 360,
70/90 = 70 × 4/90 × 4 = 280/360 - Add the two like fractions:
375/360 + 280/360 = 375 + 280/360 = 655/360 - 655/360 simplified gives 131/72
- So, 25/24 + 70/90 = 131/72
In mixed form: 159/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/24+70/90 25/48+70/90 75/24+70/90 25/72+70/90