Add 48/12 and 42/63
1st number: 4 0/12, 2nd number: 42/63
48/12 + 42/63 is 14/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 63 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 12 × 21 = 252,
48/12 = 48 × 21/12 × 21 = 1008/252 - Likewise, for the 2nd fraction, since 63 × 4 = 252,
42/63 = 42 × 4/63 × 4 = 168/252 - Add the two like fractions:
1008/252 + 168/252 = 1008 + 168/252 = 1176/252 - 1176/252 simplified gives 14/3
- So, 48/12 + 42/63 = 14/3
In mixed form: 42/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/12+42/63 48/12+84/63 48/24+42/63 48/36+42/63 48/60+42/63 48/84+42/63