Add 45/14 and 20/63
1st number: 3 3/14, 2nd number: 20/63
45/14 + 20/63 is 445/126.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 63 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 14 × 9 = 126,
45/14 = 45 × 9/14 × 9 = 405/126 - Likewise, for the 2nd fraction, since 63 × 2 = 126,
20/63 = 20 × 2/63 × 2 = 40/126 - Add the two like fractions:
405/126 + 40/126 = 405 + 40/126 = 445/126 - So, 45/14 + 20/63 = 445/126
In mixed form: 367/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/14+20/63 45/14+40/63 45/28+20/63 45/14+60/63 45/42+20/63 45/70+20/63 45/98+20/63