Add 36/21 and 50/84
1st number: 1 15/21, 2nd number: 50/84
36/21 + 50/84 is 97/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 84 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 21 × 4 = 84,
36/21 = 36 × 4/21 × 4 = 144/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
50/84 = 50 × 1/84 × 1 = 50/84 - Add the two like fractions:
144/84 + 50/84 = 144 + 50/84 = 194/84 - 194/84 simplified gives 97/42
- So, 36/21 + 50/84 = 97/42
In mixed form: 213/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/21+50/84 36/42+50/84 36/63+50/84