Add 12/2 and 48/21
1st number: 6 0/2, 2nd number: 2 6/21
12/2 + 48/21 is 58/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 21 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 2 × 21 = 42,
12/2 = 12 × 21/2 × 21 = 252/42 - Likewise, for the 2nd fraction, since 21 × 2 = 42,
48/21 = 48 × 2/21 × 2 = 96/42 - Add the two like fractions:
252/42 + 96/42 = 252 + 96/42 = 348/42 - 348/42 simplified gives 58/7
- So, 12/2 + 48/21 = 58/7
In mixed form: 82/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/2+48/21 12/2+96/21 12/4+48/21 12/2+48/42 36/2+48/21 12/6+48/21 12/2+48/63 60/2+48/21 12/10+48/21 84/2+48/21 12/14+48/21