Add 20/4 and 35/20
1st number: 5 0/4, 2nd number: 1 15/20
20/4 + 35/20 is 27/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 20 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 4 × 5 = 20,
20/4 = 20 × 5/4 × 5 = 100/20 - Likewise, for the 2nd fraction, since 20 × 1 = 20,
35/20 = 35 × 1/20 × 1 = 35/20 - Add the two like fractions:
100/20 + 35/20 = 100 + 35/20 = 135/20 - 135/20 simplified gives 27/4
- So, 20/4 + 35/20 = 27/4
In mixed form: 63/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/4+35/20 20/4+70/20 20/8+35/20 20/4+35/40 60/4+35/20 20/12+35/20 20/4+35/60 20/28+35/20