Add 24/63 and 90/60
1st number: 24/63, 2nd number: 1 30/60
24/63 + 90/60 is 79/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 60 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 63 × 20 = 1260,
24/63 = 24 × 20/63 × 20 = 480/1260 - Likewise, for the 2nd fraction, since 60 × 21 = 1260,
90/60 = 90 × 21/60 × 21 = 1890/1260 - Add the two like fractions:
480/1260 + 1890/1260 = 480 + 1890/1260 = 2370/1260 - 2370/1260 simplified gives 79/42
- So, 24/63 + 90/60 = 79/42
In mixed form: 137/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/63+90/60 72/63+90/60