Add 20/3 and 36/63
1st number: 6 2/3, 2nd number: 36/63
20/3 + 36/63 is 152/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 63 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 3 × 21 = 63,
20/3 = 20 × 21/3 × 21 = 420/63 - Likewise, for the 2nd fraction, since 63 × 1 = 63,
36/63 = 36 × 1/63 × 1 = 36/63 - Add the two like fractions:
420/63 + 36/63 = 420 + 36/63 = 456/63 - 456/63 simplified gives 152/21
- So, 20/3 + 36/63 = 152/21
In mixed form: 75/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/3+36/63 20/3+72/63 20/6+36/63 60/3+36/63 20/9+36/63 20/15+36/63 20/21+36/63