Add 49/20 and 36/63
1st number: 2 9/20, 2nd number: 36/63
49/20 + 36/63 is 423/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 63 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 20 × 63 = 1260,
49/20 = 49 × 63/20 × 63 = 3087/1260 - Likewise, for the 2nd fraction, since 63 × 20 = 1260,
36/63 = 36 × 20/63 × 20 = 720/1260 - Add the two like fractions:
3087/1260 + 720/1260 = 3087 + 720/1260 = 3807/1260 - 3807/1260 simplified gives 423/140
- So, 49/20 + 36/63 = 423/140
In mixed form: 33/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/20+36/63 49/20+72/63 49/40+36/63 49/60+36/63