Add 35/63 and 45/20
1st number: 35/63, 2nd number: 2 5/20
35/63 + 45/20 is 101/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 20 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 63 × 20 = 1260,
35/63 = 35 × 20/63 × 20 = 700/1260 - Likewise, for the 2nd fraction, since 20 × 63 = 1260,
45/20 = 45 × 63/20 × 63 = 2835/1260 - Add the two like fractions:
700/1260 + 2835/1260 = 700 + 2835/1260 = 3535/1260 - 3535/1260 simplified gives 101/36
- So, 35/63 + 45/20 = 101/36
In mixed form: 229/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/63+45/20 35/63+90/20 35/63+45/40 35/63+45/60