Add 48/42 and 12/27
1st number: 1 6/42, 2nd number: 12/27
48/42 + 12/27 is 100/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 27 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 42 × 9 = 378,
48/42 = 48 × 9/42 × 9 = 432/378 - Likewise, for the 2nd fraction, since 27 × 14 = 378,
12/27 = 12 × 14/27 × 14 = 168/378 - Add the two like fractions:
432/378 + 168/378 = 432 + 168/378 = 600/378 - 600/378 simplified gives 100/63
- So, 48/42 + 12/27 = 100/63
In mixed form: 137/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/42+12/27 48/42+24/27 48/84+12/27 48/42+12/54 48/42+36/27 48/42+12/81 48/42+60/27 48/42+84/27