Add 24/63 and 18/12
1st number: 24/63, 2nd number: 1 6/12
24/63 + 18/12 is 79/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 12 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 63 × 4 = 252,
24/63 = 24 × 4/63 × 4 = 96/252 - Likewise, for the 2nd fraction, since 12 × 21 = 252,
18/12 = 18 × 21/12 × 21 = 378/252 - Add the two like fractions:
96/252 + 378/252 = 96 + 378/252 = 474/252 - 474/252 simplified gives 79/42
- So, 24/63 + 18/12 = 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+18/12 24/63+36/12 24/63+18/24 72/63+18/12 24/63+54/12 24/63+18/36 24/63+90/12 24/63+18/60 24/63+18/84