Add 90/24 and 63/90
1st number: 3 18/24, 2nd number: 63/90
90/24 + 63/90 is 89/20.
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,
90/24 = 90 × 15/24 × 15 = 1350/360 - Likewise, for the 2nd fraction, since 90 × 4 = 360,
63/90 = 63 × 4/90 × 4 = 252/360 - Add the two like fractions:
1350/360 + 252/360 = 1350 + 252/360 = 1602/360 - 1602/360 simplified gives 89/20
- So, 90/24 + 63/90 = 89/20
In mixed form: 49/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/48+63/90 90/72+63/90