Add 10/84 and 48/21
1st number: 10/84, 2nd number: 2 6/21
10/84 + 48/21 is 101/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 21 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 84 × 1 = 84,
10/84 = 10 × 1/84 × 1 = 10/84 - Likewise, for the 2nd fraction, since 21 × 4 = 84,
48/21 = 48 × 4/21 × 4 = 192/84 - Add the two like fractions:
10/84 + 192/84 = 10 + 192/84 = 202/84 - 202/84 simplified gives 101/42
- So, 10/84 + 48/21 = 101/42
In mixed form: 217/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/84+48/21 10/84+96/21 10/84+48/42 30/84+48/21 10/84+48/63 50/84+48/21 70/84+48/21