Add 54/20 and 20/4
1st number: 2 14/20, 2nd number: 5 0/4
54/20 + 20/4 is 77/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 4 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 20 × 1 = 20,
54/20 = 54 × 1/20 × 1 = 54/20 - Likewise, for the 2nd fraction, since 4 × 5 = 20,
20/4 = 20 × 5/4 × 5 = 100/20 - Add the two like fractions:
54/20 + 100/20 = 54 + 100/20 = 154/20 - 154/20 simplified gives 77/10
- So, 54/20 + 20/4 = 77/10
In mixed form: 77/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/20+40/4 54/40+20/4 54/20+20/8 54/20+60/4 54/60+20/4 54/20+20/12 54/20+20/28