Add 20/4 and 4/16
1st number: 5 0/4, 2nd number: 4/16
20/4 + 4/16 is 21/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 16 is 16
Next, find the equivalent fraction of both fractional numbers with denominator 16 - For the 1st fraction, since 4 × 4 = 16,
20/4 = 20 × 4/4 × 4 = 80/16 - Likewise, for the 2nd fraction, since 16 × 1 = 16,
4/16 = 4 × 1/16 × 1 = 4/16 - Add the two like fractions:
80/16 + 4/16 = 80 + 4/16 = 84/16 - 84/16 simplified gives 21/4
- So, 20/4 + 4/16 = 21/4
In mixed form: 51/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/4+4/16 20/4+8/16 20/8+4/16 20/4+4/32 60/4+4/16 20/4+12/16 20/12+4/16 20/4+4/48 20/4+20/16 20/4+4/80 20/4+28/16 20/28+4/16