Add 64/20 and 49/63
1st number: 3 4/20, 2nd number: 49/63
64/20 + 49/63 is 179/45.
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,
64/20 = 64 × 63/20 × 63 = 4032/1260 - Likewise, for the 2nd fraction, since 63 × 20 = 1260,
49/63 = 49 × 20/63 × 20 = 980/1260 - Add the two like fractions:
4032/1260 + 980/1260 = 4032 + 980/1260 = 5012/1260 - 5012/1260 simplified gives 179/45
- So, 64/20 + 49/63 = 179/45
In mixed form: 344/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 64/20+98/63 64/40+49/63 64/60+49/63